Asymptomatic gonococcal urethritis in selected males.
D006069:Gonorrhea / Q000150:complications / Q000175:diagnosis*; D006801:Humans; D008297:Male; D009344:Neisseria gonorrhoeae / Q000302:isolation & purification; D014526:Urethritis / Q000175:diagnosis* / Q000209:etiology / Q000382:microbiology