Men who have sex with men.
Woolley
Paul D
PD
South Manchester Centre for Sexual Health, South Manchester University Hospital.
D003219:Confidentiality; D003376:Counseling; D015658:HIV Infections / Q000628:therapy; D018451:Homosexuality, Male; D006801:Humans; D008297:Male; D021841:Safe Sex; D012749:Sexually Transmitted Diseases / Q000209:etiology / Q000628:therapy*