Sensitivity of staphylococcus pyogenes to benzylpenicillin and BRL 1241.
D010400:Penicillin G; D010406:Penicillins / Q000494:pharmacology*; D013210:Staphylococcus / Q000494:pharmacology*
D010406:Penicillins; D010400:Penicillin G
PENICILLIN/pharmacology; STAPHYLOCOCCUS/pharmacology