[Certain factors decreasing therapeutic value of penicillin].
D006069:Gonorrhea / Q000628:therapy*; D010406:Penicillins / Q000627:therapeutic use*
D010406:Penicillins
GONORRHEA/therapy; PENICILLIN/therapeutic use
O nekotorykh faktorakh, snizhaiushchikh terapevticheskuiu aktivnost' penitsillina.