Activity of 3 penicillins against staphylococi.
D010404:Penicillin V; D010405:Penicillinase; D010406:Penicillins; D013210:Staphylococcus
D010406:Penicillins; D010405:Penicillinase; D010404:Penicillin V
PENICILLIN; PENICILLIN, PHENOXYMETHYL; PENICILLINASE; STAPHYLOCOCCUS