Staphylococcus aureus; drug-fastness studies with penicillin and sulfactin.
D006801:Humans; D010406:Penicillins; D013203:Staphylococcal Infections; D013210:Staphylococcus; D013211:Staphylococcus aureus
PENICILLIN/experimental; STAPHYLOCOCCI/resistance; SULFACTIN/experimental