Witzel, T Charles; Nutland, Will; Bourne, Adam; (2019) What are the motivations and barriers to pre-exposure prophylaxis (PrEP) use among black men who have sex with men aged 18–45 in London? Results from a qualitative study. Sexually Transmitted Infections, 95 (4). pp. 262-266. ISSN 1368-4973 DOI: https://doi.org/10.1136/sextrans-2018-053773

Gabriel, MM; Dunn, DT; Speakman, A; McCabe, L; Ward, D; Witzel, TC; Harbottle, J; Collins, S; Gafos, M; Burns, FM; +5 more... Lampe, FC; Weatherburn, P; Phillips, A; McCormack, S; Rodger, AJ; (2018) 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, 18 (1). p. 531. ISSN 1471-2334 DOI: https://doi.org/10.1186/s12879-018-3433-x

Guise, A; Witzel, TC; Mandal, S; Sabin, C; Rhodes, T; Nardone, A; Harris, M; (2018) 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, 18 (1). p. 281. ISSN 1471-2334 DOI: https://doi.org/10.1186/s12879-018-3185-7

Witzel, TC; Nutland, W; Bourne, A; (2018) 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. p. 956462418755224. ISSN 0956-4624 DOI: https://doi.org/10.1177/0956462418755224

Witzel, TC; Lora, W; Lees, S; Desmond, N; (2017) Uptake contexts and perceived impacts of HIV testing and counselling among adults in East and Southern Africa: A meta-ethnographic review. PloS one, 12 (2). e0170588. ISSN 1932-6203 DOI: https://doi.org/10.1371/journal.pone.0170588

Witzel, TC; Weatherburn, P; Burns, FM; Johnson, CC; Figueroa, C; Rodger, AJ; (2017) Consolidating emerging evidence surrounding HIVST and HIVSS: a rapid systematic mapping protocol. Systematic reviews, 6 (1). p. 72. ISSN 2046-4053 DOI: https://doi.org/10.1186/s13643-017-0452-4

Witzel, TC; Weatherburn, P; Rodger, AJ; Bourne, AH; Burns, FM; (2017) 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, 17 (1). p. 491. ISSN 1471-2458 DOI: https://doi.org/10.1186/s12889-017-4370-0

Witzel, TC; Guise, A; Nutland, W; Bourne, A; (2016) It Starts With Me: Privacy concerns and stigma in the evaluation of a Facebook health promotion intervention. Sexual health, 13 (3). pp. 228-33. ISSN 1448-5028 DOI: https://doi.org/10.1071/SH15231

Witzel, TC; Melendez-Torres, GJ; Hickson, F; Weatherburn, P; (2016) 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, 6 (9). e011372. ISSN 2044-6055 DOI: https://doi.org/10.1136/bmjopen-2016-011372

Witzel, TC; Rodger, AJ; (2016) New initiatives to develop self-testing for HIV. Current opinion in infectious diseases. ISSN 0951-7375 DOI: https://doi.org/10.1097/QCO.0000000000000336

Witzel, TC; Rodger, AJ; Burns, FM; Rhodes, T; Weatherburn, P; (2016) 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. ISSN 1932-6203 DOI: https://doi.org/10.1371/journal.pone.0162713

Mowlabocus, S; Harbottle, J; Witzel, C; (2014) What we can't see? Understanding the representations and meanings of UAI, barebacking, and semen exchange in gay male pornography. Journal of homosexuality, 61 (10). pp. 1462-80. ISSN 0091-8369 DOI: https://doi.org/10.1080/00918369.2014.928581 Full text not available from this repository.

Mowlabocus, S; Harbottle, J; Witzel, C; (2013) Porn laid bare: Gay men, pornography and bareback sex. Sexualities, 16 (5-6). pp. 523-547. DOI: https://doi.org/10.1177/1363460713487370 Full text not available from this repository.