1. Rectal and pharvngeal gonorrhea in homosexual men;Owen, R.L.; Hill, J.L.;JAMA,1972
2. Changing trends in gonococcal infection in homosexual men in Edinburgh;Ross, J.D.C.; McMillan, A.; Young, H.;Epidemiol Infect,1991
3. Evidence for recent changes in sexual behaviour in homosexual men in England and Wales;Johnson, A.M.; Gill, O.N.;Philos Trans R Soc Lond [Biol],1989
4. Prevalence of antibodies to human immunodeficiency virus (HIV), gonorrhoea rates and altered sexual behaviour in homosexual men in London;Came, C.A.; Weller, I.V.D.; Johnson, A.M.; Loveday, C.; Pearce, F.; Hawkins, A.;Lancet,1987
5. entenrtis and esophagitis in homosexual men;Quinn, T.C.; Proctitis, Stamm W.E.; proctocolitis,1990