1. Intraepithelial carcinoma of the anus in homosexual men;Croxson, T.; Chabon, A.B.; Roral, E.; Barash, I.M.;Dis Colon Rectum,1984
2. Anal warts and anal coitus;Oriel, J.D.;Br J Venereal Dis,1971
3. Anal smear test to diagnose occult anorectal infection with human papillomavirus in men;Medley, G.;Br J Venereal Dis,1984
4. Association between anorectal dysplasia, human papillomavirus and human immunodeficiency virus in homosexual men;Frazer, I.H.; Medley, G.; Crapper, R.M.; Brown, T.C.; Mackay, I.R.;Lancet,1986
5. Cytological screening to detect subclinical anal human papillomavirus (HPV) infection in homosexual men attending genitourinary medicine clinic;Haye, K.R.; Maiti, H.; Stanbridge, C.M.;Genitourin Med,1988