Sexually transmitted diseases in homosexuals: focusing the attack.
D000328:Adult; D005260:Female; D006069:Gonorrhea / Q000453:epidemiology; D006509:Hepatitis B / Q000453:epidemiology; D006566:Herpesviridae Infections / Q000453:epidemiology; D006716:Homosexuality; D006801:Humans; D008297:Male; D012749:Sexually Transmitted Diseases / Q000453:epidemiology* / Q000517:prevention & control; D013587:Syphilis / Q000453:epidemiology; D014526:Urethritis / Q000453:epidemiology