Journal articles

This section shows all the journal articles written by staff of Sigma Research. The full text of some articles can be accessed free online.

Filter by tag ----------------------- All Journal articles African Health & Sex Survey All African people in the UK All gay & bisexual men All lesbian & bisexual women All LGBT people All living with HIV ARVs for prevention Chemsex Drugs and alcohol EMIS 2010 EMIS 2017 Evaluation Gay Men's Sex Survey Hepatitis C HIV criminalisation HIV policy and practice HIV Prevention England HIV self testing HIV testing Project SIGMA Research methods Sigma Panel MSM STIs other than HIV sub Saharan Africa TRANSFORM

• Sexual risk and HIV testing disconnect in men who have sex with men (MSM) recruited to an online HIV self‐testing trial
  HIV Medicine, published online first 09 August 2020 (doi: 10.1111/hiv.12919).
• Characteristics and sexual health service use of MSM engaging in chemsex: results from a large online survey in England
  Sexually Transmitted Infections, published online first 05 March 2020 (doi: 10.1136/sextrans-2019-054345).
• Scaling up screening and treatment for elimination of hepatitis C among men who have sex with men in the era of HIV pre-exposure prophylaxis
  EClinicalMedicine, 2020; 19: 100217 (doi.10.1016/j.eclinm.2019.11.010).
• HIV self‐testing intervention experiences and kit usability: results from a qualitative study among men who have sex with men in the SELPHI (Self‐Testing Public Health Intervention) randomized controlled trial in England and Wales
  HIV Medicine, 2020; 21:189-197 (doi: 10.1111/hiv.12818).
• A qualitative study of attitudes towards, typologies, and drivers of concurrent partnerships among people of black Caribbean ethnicity in England and their implications for STI prevention
  BMC Public Health, 2020; 20:188 (doi: 10.1186/s12889-020-8168-0).
• Exploring mechanisms of action: using a testing typology to understand intervention performance in an HIV self-testing RCT in England and Wales
  Int. J. Environmental Research and Public Health, 2020; 17(2):466 (doi:10.3390/ijerph17020466).
• Monitoring implementation of the Dublin Declaration on partnership to fight HIV/AIDS in Europe and Central Asia: 2018 progress report
  ECDC Technical Report, 2020 (doi: 10.2900/492423).
• European Men-Who-Have-Sex-With-Men Internet Survey (EMIS-2017): Design and Methods
  Sexuality Research and Social Policy, published online first 19 December 2019 (doi: 10.1007/s13178-019-00413-0).
• Estimating the ‘PrEP Gap’: how implementation and access to PrEP differ between countries in Europe and Central Asia in 2019
  Eurosurveillance, 2019; 24(41) (doi: 10.2807/1560-7917).
• Association between knowledge, risk behaviours, and testing for sexually transmitted infections among men who have sex with men: findings from a large online survey in the United Kingdom
  HIV Medicine, 2019 Sep; 20(8):523-533 (doi: 10.1111/hiv.12753).
• Links between transactional sex and HIV/STI-risk and substance use among a large sample of European men who have sex with men.
  BMC Infectious Diseases, 2019; 19(1):686 (doi: 10.1186/s12879-019-4326-3).
• Acceptability and potential impact of delivering sexual health promotion information through social media and dating apps to MSM in England: a qualitative study
  BMC Public Health, 2019; 19:1236 (doi:10.1186/s12889-019-7558-7).
• Pilot phase of an internet-based RCT of HIVST targeting MSM and transgender people in England and Wales: advertising strategies and acceptability of the intervention
  BMC Infectious Diseases, 2019; 19: 699 (doi:10.1186/s12879-019-4247-1).
• Understanding user perspectives of and preferences for oral PrEP for HIV prevention in the context of intervention scale-up: a synthesis of evidence from sub-Saharan Africa
  Journal of the International AIDS Society, 2019 July, 22(S4):e25306 (doi: 10.1002/jia2.25306)
• Awareness of and attitudes to sexually transmissible infections among gay men and other men who have sex with men in England: a qualitative study
  Sexual Health, 2019; 16:18-24 (doi:10.1071/SH18025).
• Drug use among men who have sex with men in Ireland: Prevalence and associated factors from a national online survey
  International Journal of Drug Policy, 2019; 64:5-12 (doi: 10.1016/j.drugpo.2018.11.011).
• Use of geosocial networking applications is independently associated with diagnosis of STI among men who have sex with men testing for STIs: findings from the cross-sectional MSM Internet Survey Ireland (MISI) 2015
  Sexually Transmitted Infections 2019; 95:279-284 (doi: 10.1136/sextrans-2018-053637).
• Inequalities in HIV testing uptake and needs among men who have sex with men living in Ireland: findings from an internet survey
  HIV Medicine, 2019; 20:157--163 (doi:10.1111/hiv.12694).
• Cross-sectional analysis of chemsex drug use and gonorrhoea diagnosis among men who have sex with men in the UK
  Sexual Health, 2019, 16, 464–472 (doi:10.1071/SH18159).
• Protocol, rationale and design of SELPHI: a randomised controlled trial assessing whether offering free HIV self-testing kits via the internet increases the rate of HIV diagnosis
  BMC Infectious Diseases, 2018; 18:531 (doi:10.1186/s12879-018-3433-x).
• A qualitative assessment of the acceptability of hepatitis C remote self-testing and self-sampling amongst people who use drugs in London, UK
  BMC Infectious Diseases, 2018; 18:281 (doi:10.1186/s12879-018-3185-7).
• Typology of drug use in United Kingdom men who have sex with men and associations with socio-sexual characteristics
  International Journal of Drug Policy, 2018; 55:159–164 (doi:10.1016/j.drugpo.2018.01.007).
• The acceptability and feasibility of implementing a bio-behavioral enhanced surveillance tool for sexually transmitted infections in England: mixed-methods study
  JMIR Public Health Surveillance, 2018; 4, 4(2):e52 (doi:10.2196/publichealth.9010).
• Self-sampling kits to increase HIV testing among black Africans in the UK: the HAUS mixed-methods study
  Health Technology Assessment, 2018 April; 22(22):1-158 (doi: 10.3310/hta22220).
• Correlates and subgroups of injecting drug use in UK gay and bisexual men: Findings from the 2014 Gay Men’s Sex Survey
  Drug & Alcohol Dependence, 2018; 187:292-295 (doi:10.1016/j.drugalcdep.2018.03.014).
• Structural validation and multiple group assessment of the short internalized homonegativity scale in homosexual and bisexual men in 38 European countries: results from the European MSM internet survey
  Journal of Sex Research, 2018; 55(4-5):617-629 (doi:10.1080/00224499.2017.1380158).
• What qualities in a potential HIV pre-exposure prophylaxis service are valued by black men who have sex with men in London? A qualitative acceptability study
  International Journal of STD & AIDS, 2018; 29(8): 760–765 (doi:10.1177/0956462418755224).
• Chemsex as edgework: towards a sociological understanding
  Sexual Health, 2018; 15(2):102-107 (doi:10.1071/SH17166).
• Places and people: the perceptions of men who have sex with men concerning STI testing - a qualitative study
  Sexually Transmitted Infections, 2018; 94:46–50 (doi:10.1136/sextrans-2016-052983).
• Anti-LGBT and anti-immigrant structural stigma: an intersectional analysis of sexual minority men's HIV risk when migrating to or within Europe
  Journal of Acquired Immune Deficiency Syndromes, 2017 Dec 1; 76(4):356-366 (doi:10.1097/QAI.0000000000001519).
• Findings from within-subjects comparisons of drug use and sexual risk behaviour in men who have sex with men in England
  International Journal of STDs & AIDS, 2017, 28; 3: 250-258 (doi:10.1177/0956462416642125).
• Behavioural, not biological, factors drive the HCV epidemic among HIV-positive MSM: HCV and HIV modelling analysis including HCV treatment-as-prevention impact
  International Journal of Epidemiology, 2017; 46(5):1582–1592 (doi:10.1093/ije/dyx075).
• Risk, reassurance and routine: a qualitative study of narrative understandings of the potential for HIV self-testing among men who have sex with men in England
  BMC Public Health, 2017; 17:491 (doi:10.1186/s12889-017-4370-0).
• Motivations and values associated with combining sex and illicit drugs (‘chemsex’) among gay men in South London: findings from a qualitative study
  Sexually Transmitted Infections, 2017, 93:203-206 (doi:10.1136/sextrans-2016-052695).
• Substance use among men who have sex with men: patterns, motivations, impacts and intervention development need
  Sexually Transmitted Infections, 2017; 93(5):342-346 (doi:10.1136/sextrans-2016-052674).
• Consolidating emerging evidence surrounding HIVST and HIVSS: a rapid systematic mapping protocol
  Systematic Reviews, 2017; 6:72 (doi:10.1186/s13643-017-0452-4).
• HIV, sexual risk and ethnicity among gay and bisexual men in England: survey evidence for persisting health inequalities
  Sexually Transmitted Infections, 2017 Nov; 93(7):508-513 (doi:10.1136/sextrans-2016-052800).
• Uptake contexts and perceived impacts of HIV testing and counselling among adults in East and Southern Africa: A meta-ethnographic review
  PLoS ONE, 2017; 12(2):e0170588 (doi:10.1371/journal.pone.0170588).
• New initiatives to develop self-testing for HIV
  Current Opinion in Infectious Diseases, 2017; 30(1):50-57 (doi:10.1097/QCO.0000000000000336).
• Physical health inequalities among gay and bisexual men in England: a large community-based cross-sectional survey
  Journal of Public Health, 2017, 39(2): 290-296 (doi:10.1093/pubmed/fdw029).
• Mental health inequalities among gay and bisexual men in England, Scotland and Wales: a large community-based cross-sectional survey
  Journal of Public Health, 2017, 39(2): 266-273 (doi: 10.1093/pubmed/fdw021).
• The geography of sexual orientation: structural stigma and sexual attraction, behavior, and identity among men who have sex with men across 38 European countries
  Archives of Sexual Behavior, 2017, 46(5), 1491–1502 (doi: 10.1007/s10508-016-0819-y).
• Intimacy, support and social connectivity: experiences of HIV serodiscordant relationships among black African people living in England
  In: A Persson, S. D Hughes (Eds.) Cross Cultural Perspectives on Couples with Mixed HIV Status: Beyond Positive/ Negative. Springer, London 2017 (pp. 111-124)
• Social norms related to combining drugs and sex (“chemsex”) among gay men in South London
  International Journal of Drug Policy, 2016; 38:29–35 (doi:10.1016/j.drugpo.2016.10.007).
• Illicit drug use among gay and bisexual men in 44 cities: Findings from the European MSM Internet Survey (EMIS)
  International Journal of Drug Policy, 2016; 38:4-12 (doi:10.1016/j.drugpo.2016.09.007).
• Response to the calculation of population attributable fractions (PAFs) of risk factors for hepatitis C transmission
  AIDS, 2016, 30(10): 1683-4 (doi: 10.1097/QAD.0000000000001090).
• Determinants of never having tested for HIV among MSM in the Netherlands
  BMJ Open. 2016, 12;6(1):e009480 (doi: 10.1136/bmjopen-2015-009480).
• HIV testing history and preferences for future tests among gay men, bisexual men and other MSM in England: results from a cross-sectional study
  BMJ Open 2016; 6: e011372 (doi:10.1136/bmjopen-2016-011372).
• HIV self-testing among men who have sex with men (MSM) in the UK: A qualitative study of barriers and facilitators, intervention preferences and perceived impacts
  PLoS ONE, 11(9): e0162713 (doi:10.1371/journal.pone.0162713). Published 9 September 2016.
• How social representations of sexually transmitted infections influence experiences of genito-urinary symptoms and care-seeking in Britain: mixed methods study protocol
  BMC Public Health, 2016, 16:548 (doi: 10.1186/s12889-016-3261-0).
• Predictors of crystal methamphetamine use in a community-based sample of UK men who have sex with men
  International Journal of Drug Policy, 2016, 36:43–46 (doi: 10.1016/j.drugpo.2016.06.010).
• Interventions for tobacco use cessation in people living with HIV and AIDS
  Cochrane Database of Systematic Reviews 2016, Issue 6. Art. No.: CD011120. (doi: 10.1002/14651858. CD011120.pub2).
• It Starts With Me: Privacy concerns and stigma in the evaluation of a Facebook health promotion intervention
  Sexual Health, 2016, 13(3): 228-233 (doi: 10.1071/SH15231).
• Non-condom related strategies to reduce the risk of HIV transmission: Perspectives and experiences of gay men with diagnosed HIV
  Journal of Health Psychology, 2016; 21(11):2562-2571 (doi:10.1177/1359105315581066).
• Men who have sex with men in Great Britain: comparing methods and estimates from probability and convenience sample surveys
  Sexually Transmitted Infections, 2016, 92:455-463 (doi:10.1136/sextrans-2015-052389).
• Nested event-level case-control study of drug use and sexual outcomes in multipartner encounters reported by MSM by men who have sex with men
  AIDS and Behavior, 2016; 20(3): 646-654 (doi:10.1007/s10461-015-1127-6).
• An initial typology of contexts of dyadic sexual encounters between men and associations with sexual risk and pleasure: findings from an observational study
  Sexual Health, 2016; 13(3): 221-227 (doi:10.1071/SH15218).
• Factors associated with unprotected anal sex with multiple non-steady partners in the past 12 months: results from the European Men-Who-Have-Sex-With-Men Internet Survey (EMIS 2010)
  BMC Public Health, 2016, 16: 47 (doi:10.1186/s12889-016-2691-z).
• Drug use moderates associations between location of sex and unprotected anal intercourse in men who have sex with men: nested cross-sectional study of dyadic encounters with new partners
  Sexually Transmitted Infections, 2016; 92:39-43 (doi:10.1136/sextrans-2014-051954).
• Learning from the experiences of people with HIV using general practitioner services in London: a qualitative study
  Primary Health Care Research & Development, 2016, Jul;17(4):351-60 (doi:10.1017/S1463423615000481).
• Illicit drug use and its association with sexual risk behaviour among MSM: more questions than answers?
  Current Opinion in Infectious Diseases, 2016, 29(1): 58–63 (doi: 10.1097/QCO.0000000000000234).
• The HIV care cascade in Switzerland: reaching the UNAIDS/WHO targets for patients diagnosed with HIV
  AIDS, 2015; 29(18):2509–2515 (doi:10.1097/QAD.0000000000000878).
• Protocol for a systematic review: understanding the motivations and barriers to uptake and use of female-initiated, primary biomedical HIV prevention technologies in sub-Saharan Africa
  Systematic Reviews, 2015, 4:111 (doi:10.1186/s13643-015-0096-1)
• “Chemsex” and harm reduction need among gay men in South London
  International Journal of Drug Policy, 2015, 26(12): 1171–1176. (doi:10.1016/j.drugpo.2015.07.013).
• Keeping confidence: HIV and the criminal law from HIV service providers’ perspectives
  Critical Public Health, 2015, 25(4): 410-426 (doi: 10.1080/09581596.2015.1019835).
• Illicit drug use in sexual settings (‘chemsex’) and HIV/STI transmission risk behaviour among gay men in South London: findings from a qualitative study
  Sexually Transmitted Infections, 2015; 91(8): 564-8 (doi:10.1136/sextrans-2015-052052).
• Hidden from health: structural stigma, sexual orientation concealment, and HIV across 38 countries in the European MSM Internet Survey
  AIDS, 29(10): 1239–1246, 19 June 2015 (doi:10.1097/QAD.0000000000000724).
• The relationship of Internalized Homonegativity to sexual health and well-being among men in 38 European Countries who have sex with men
  Journal of Gay & Lesbian Mental Health, 2015, 19(3): 285-302 (doi:10.1080/19359705.2015.1024375).
• Transactional sex: Supply and demand among European men who have sex with men (MSM) in the context of local laws
  International Journal of Sexual Health, 2015; 27(3): 286-302 (doi: 10.1080/19317611.2014.982263).
• A systematic review of evidence to inform HIV prevention interventions among men who have sex with men in Europe
  Eurosurveillance, 2015, 20(15):pii=21096.
• Antiretroviral therapy and reasons for not taking it among men having sex with men (MSM) - Results from the European MSM Internet Survey (EMIS)
  PLoS One, 2015, Mar 20;10(3):e0121047 (doi:10.1371/journal.pone.0121047).
• A scoping review and thematic analysis of social and behavioural research among HIV-serodiscordant couples in high-income settings
  BMC Public Health, 2015, 15:241 (doi:10.1186/s12889-015-1488-9).
• Poorer mental health in UK bisexual women than lesbians: evidence from the UK 2007 Stonewall Women’s Health Survey
  Journal of Public Health, 2015; 37(3): 427-37 (doi:10.1093/pubmed/fdu105).
• Pharmaceutical HIV prevention technologies in the UK: six domains for social science research
  AIDS Care, 2015, 27:6, 796-803 (doi:10.1080/09540121.2014.989484).
• Internet-based cohort study of HIV testing over 1 year among men who have sex with men living in England and exposed to a social marketing intervention promoting testing
  Sexually Transmitted Infections, 2015, 91:24-30 (doi:10.1136/sextrans-2014-051598).
• Prevalence of hepatitis C in a Swiss sample of men who have sex with men: whom to screen for HCV infection?
  BMC Public Health, 2014; 14:3 (doi:10.1186/1471-2458-14-3).
• An exploratory review of HIV prevention mass media campaigns targeting men who have sex with men
  BMC Public Health, 2014, 14:616 (doi:10.1186/1471-2458-14-616).
• What constitutes the best sex life for gay and bisexual men? Implications for HIV prevention
  BMC Public Health, 2013, 13:1083 (doi:10.1186/1471-2458-13-1083).
• Estimating the size of the MSM populations for 38 European countries by calculating the survey-surveillance discrepancies (SSD) between self-reported new HIV diagnoses from the European MSM internet survey (EMIS) and surveillance-reported HIV diagnoses among MSM in 2009
  BMC Public Health, 2013, 13:919 (doi:10.1186/1471-2458-13-919).
• Age biases in a large HIV and sexual behaviour-related internet survey among MSM
  BMC Public Health, 2013,13:826 (doi:10.1186/1471-2458-13-826).
• STI testing without HIV disclosure by MSM with diagnosed HIV infection in England: cross-sectional results from an online panel survey
  Sexually Transmitted Infections, 2013; 89(7): 602-603 (doi:10.1136/sextrans-2013-051186).
• Comparison of the performance of STI screening services for gay and bisexual men across 40 European cities: results from the European MSM Internet Survey
  Sexually Transmitted Infections, 2013, 89(7): 575-582 (doi:10.1136/sextrans-2012-050973).
• The European men-who-have-sex-with-men internet survey (EMIS): design and methods
  Sexuality Research and Social Policy, 2013, 10(4): 243-257 (doi: 10.1007/s13178-013-0119-4).
• HIV testing and HIV serostatus-specific sexual risk behaviour among men who have sex with men living in England and recruited through the internet in 2001 and 2008
  Sexuality Research and Social Policy, 2013, 10(1):15-23 (doi:10.1007/s13178-012-0106-1).
• Internalised homonegativity predicts HIV-associated risk behavior in European men who have sex with men in a 38-country cross-sectional study: some public health implications of homophobia
  BMJ Open, 2013; 3:e001928 (doi:10.1136/bmjopen-2012-001928).
• Structural and environmental factors are associated with internalised homonegativity in men who have sex with men: Findings from the European MSM Internet Survey (EMIS) in 38 countries
  Social Science & Medicine, 2013, 78: 61-69 (doi:10.1016/j.socscimed.2012.11.033).
• Prevalence of HIV among MSM in Europe: comparison of self-reported diagnoses from a large scale internet survey and existing national estimates
  BMC Public Health, 2012, 12: 978 (doi:10.1186/1471-2458-12-978).
• Problems with sex among gay and bisexual men with diagnosed HIV in the United Kingdom
  BMC Public Health 2012, 12: 916 (doi:10.1186/1471-2458-12-916).
• Drug use among men who have sex with men: Implications for harm reduction
  In C. Stoicescu (Ed.) Global State of Harm Reduction 2012. London, Harm Reduction International, 2012, pages 147-155.
• Perceptions of superinfection risk among gay men with diagnosed HIV who have unprotected anal intercourse
  International Journal of STD & AIDS, 2011, 22:190-193 (doi:10.1258/ijsa.2011.010116).
• Methamphetamine use among gay men across the UK
  International Journal of Drug Policy, 2010, 21(3): 244-246 (doi:10.1016/j.drugpo.2009.07.002)
• Illicit drug use among men who have sex with men in England and Wales
  Addiction Research & Theory, 2010, 18(1): 14-22 (doi:10.1080/16066350902770433).
• Responses to criminal prosecutions for HIV transmission among gay men with HIV in England and Wales
  Reproductive Health Matters, 2009, 17(34):135–145 (doi: 10.1016/S0968-8080(09)34475-4).
• Metal signals and labour market disadvantage: Empirical evidence on visible body piercings and gay men in the UK
  Equal Opportunities International, 2009, 28(8): 646-659 (doi: 10.1108/02610150911001689).
• Surveys and data sources on gay men’s lifestyles and socio-sexual behavior: some key concerns and issues
  Sexuality & Culture, 2009, 13(3):135–151 (doi:10.1007/s12119-009-9051-4).
• Community HIV testing for men who have sex with men: results of a pilot project and comparison of service users with those testing in genitourinary medicine clinics
  Sexually Transmitted Infections, 2009, 85:145-147 (doi: 10.1136/sti.2008.032359).
• Risky sexual behaviour in context: qualitative results from an investigation into risk factors for seroconversion among gay men who test for HIV
  Sexually Transmitted Infections, 2008, 84: 473-477 (doi:10.1136/sti.2008.031468).
• Addressing gay men’s use of methamphetamine and other substances
  Addiction Research & Theory, 2008, 16(5):417-420 (doi:10.1080/16066350802044087).
• Morality, responsibility and risk: negative gay men’s perceived proximity to HIV
  AIDS Care, 2008, 20(5): 576 - 581 (doi: 10.1080/09540120701867123).
• Homosexually active men’s views on criminal prosecutions for HIV transmission are related to HIV prevention need
  AIDS Care, 2008, 20(5):509-514 (doi:10.1080/09540120701867131).
• Sexually transmitted infections as risk factors for HIV infection among MSMs: systematic review
  Sexually Transmitted Diseases, 2008, 35(2):209 (letter) (doi:10.1097/OLQ.0b013e318164cbc3)
• Positive benefits: preventive impact of post-exposure prophylaxis awareness among those with diagnosed HIV
  Sexually Transmitted Infections, 2008, 84:92-93 (doi:10.1136/sti.2007.026211).
• Factors associated with HIV seroconversion in gay men in England at the start of the 21st century
  Sexually Transmitted Infections, 2008, 84:8-13 (doi:10.1136/sti.2007.027946).
• Reducing the length of time between HIV infection and diagnosis (Editorial)
  BMJ, 2007, 334:1329-1330 (28 June) (doi: bmj.39245.570093.BE).
• HIV-related stigma in England: experiences of gay men and heterosexual African migrants living with HIV
  Journal of Community & Applied Social Psychology, 2006, 16:472-480 (doi: 10.1002/casp.895)
• Criminal prosecutions for HIV transmission: people living with HIV respond
  International Journal of STD & AIDS, 2006, 17(5):315-318 (doi:10.1258/095646206776790114).
• HIV, sexual risk and ethnicity among men in England who have sex with men
  Sexually Transmitted Infections, 2004, 80:443-450 (doi:10.1136/sti.2004.010520).
• The needs of people with HIV in the UK: findings from a national survey
  International Journal of STDs & AIDS, 2004, 15(12):793-796 (doi:10.1258/0956462042563602).
• Messages of responsibility: HIV/AIDS prevention materials in England
  Health: An interdisciplinary Journal for the Social Study of Health, Illness and Medicine, 2002, 6(2):139-171 (doi:10.1177/136345930200600202).
• Tales from the backroom: anonymous sex and HIV risk in London’s commercial gay sex venues
  Venereology, 2000, 13(4):150-155.
• Anonymous sex among homosexually active men: implications for HIV prevention
  Venereology, 2000, 13(4):143-148.
• Sexually transmitted infection as a risk factor for homosexual HIV transmission: a systematic review of epidemiological studies
  International Journal of STDs and AIDS, 2000, 11(11):697-700 (doi:10.1258/0956462001915066).
• Gay men & HIV: community responses and personal risks
  Journal of Psychology and Human Sexuality, 1998, 10(3-4): 59-73.
• Sexual HIV risk behaviour among men who have sex with both men and women
  AIDS Care, 1998, 10(4): 463-471.
• No aggregate change in homosexual HIV risk behaviour among gay men attending the Gay Pride festivals, United Kingdom, 1993-95
  AIDS, 1996, 10(7): 771-774.
• A review of research on the nature and quality of HIV testing services: a proposal for process-based studies
  Social Science & Medicine, 1996, 42(5): 733-743.
• Survey shows unprotected sex is a common behaviour in bisexual men
  BMJ, 1995, 311: 1163-1164 (28 October)
• Evaluating AIDS prevention for men having sex with men: the West European experience
  Social and Preventive Medicine, 1994, 39(1): 547-561.
• Sexual behaviour of gay and bisexual men in eight European countries
  AIDS Care, 1994, 6(5): 533-549.
• Risking everything? Risk behaviour, behaviour change, and AIDS
  Science, 1994, Vol. 265: 341-345.
• Alcohol, AIDS and immunity
  British Medical Bulletin, 1994, 50(1): 115-123.
• Gay men as victims of non-consensual sex
  Archives of Sexual Behaviour, 1994, 23(3): 281-284.
• Should wider HIV testing be encouraged on the grounds of HIV prevention?
  AIDS Care, 1994, 6(1): 5-19
• Changes in condom use by gay men
  AIDS Care, 1993, 5(4): 439-448.
• Risk of HIV infection in homosexual men
  BMJ (British Medical Journal), 1993, 307: 681 (letter).
• Strategies in eliciting sensitive sexual information: the case of gay men
  Sociological Review, 1993, 41(3): 537-555.
• Sex role separation in sexual diaries of homosexual men
  AIDS, 1993, 7(6): 877-882.
• The testing of saliva samples for HIV-1 antibodies: reliability in a non-clinic setting
  Genito-Urinary Medicine, 1993, 69(1): 29-30.
• Safer sex maintenance among gay men: are we moving in the right direction?
  AIDS, 1993, 7: 279-280.
• No connection between alcohol use and unsafe sex among gay and bisexual men
  AIDS, 1993, 7(1): 115-119.
• Maintenance of open gay relationships: some strategies for protection against HIV
  AIDS Care, 1992, 4(4): 409-419.
• The sexual behaviour of young gay men in England and Wales
  AIDS Care, 1992, 4(3): 259-272.
• HIV infection in a cohort of homosexual and bisexual men
  BMJ (British Medical Journal), 1992, 305: 561-2.
• The structure of sexual behaviour
  Journal of Sex Research, 1992, Vol 29(1), 61-83.
• Condom use in a large cohort of homosexually active men in England and Wales
  AIDS Care, 1991, 3(1): 31-41.
• Sexual partners, penetrative sexual partners and HIV risk
  AIDS, 1991, 5: 723-728.
• Changes in sexual behaviour in a large cohort of homosexual men in England and Wales, 1988-1989
  BMJ (British Medical Journal), 1991, 302: 505-506.
• Sero-prevalence of HIV-1 infection in a cohort of homosexually active men
  Genitourinary Medicine, 1990, 66: 423-427.
• Heterosexual behaviour in a large cohort of homosexually active men in England and Wales
  AIDS Care, 1990, 2(4): 319-324.