title: Does Staphylococcus aureus acquire resistance to methicillin during beta-lactam therapy?
authors.forename: A J
authors.initials: AJ
authors.lastname: Morris
authors.forename: S D
authors.initials: SD
authors.lastname: Lang
mesh_terms: D000368:Aged; D003023:Cloxacillin / Q000031:analogs & derivatives*; D005260:Female; D005436:Floxacillin / Q000627:therapeutic use*; D006801:Humans; D008712:Methicillin / Q000494:pharmacology*; D010403:Penicillin Resistance; D013203:Staphylococcal Infections / Q000188:drug therapy*; D013211:Staphylococcus aureus / Q000187:drug effects
chemical_list: D005436:Floxacillin; D003023:Cloxacillin; D008712:Methicillin