Environmental penicillin and penicillin-resistant Staphylococcus aureus.
D004777:Environment; D006801:Humans; D055624:Methicillin-Resistant Staphylococcus aureus; D008837:Micrococcus / Q000187:drug effects*; D010406:Penicillins / Q000494:pharmacology*; D013203:Staphylococcal Infections; D013211:Staphylococcus aureus
D010406:Penicillins
MICROCOCCUS PYOGENES/effect of drugs on; PENICILLIN/effects