The case of the missing gonococci.
D000328:Adult; D006069:Gonorrhea / Q000175:diagnosis*; D006801:Humans; D008297:Male; D009344:Neisseria gonorrhoeae / Q000187:drug effects*; D010404:Penicillin V / Q000494:pharmacology*; D014521:Urethra / Q000382:microbiology; D014526:Urethritis / Q000175:diagnosis
D010404:Penicillin V