The incidence of penicillin-resistant strains of Staphylococcus aureus in dairy herd samples.
D006801:Humans; D015994:Incidence; D008837:Micrococcus; D010403:Penicillin Resistance; D010406:Penicillins / Q000494:pharmacology*; D013180:Sprains and Strains; D013203:Staphylococcal Infections; D013211:Staphylococcus aureus
D010406:Penicillins
MICROCOCCUS PYOGENES; PENICILLIN/effects