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2. Increasing incidence of gonorrhoea and syphilis in homosexual men in Edinburgh;Ross, J.D.C.; McMillan, A.; Young, H.;Comm Dis Env Health Scotland,1991
3. Rectal gonorrhoea as an independent risk factor for HIV infection in homosexual males;Burn, S.; Horner, P.J.;Genitourin Med,1995
4. Rectal gonorrhoea as an independent risk factor for HIV infection in a cohort of homosexual men;Craib, K.J.P.; Meddings, D.R.; Strathdee, S.A.; Hogg, R.S.; Montaner, J.S.G.; Oshaughnessy, M.V.; Schechter, M.T.;Genitourin Med,1995
5. Resurgent gonorrhoea in homosexual men;Riley, V.C.;Lancet,1991