title: Antibiotic usage and methicillin-resistant Staphylococcus aureus: an analysis of causality.
authors.forename: D A
authors.initials: DA
authors.lastname: Hill
authors.forename: T
authors.initials: T
authors.lastname: Herford
authors.forename: D
authors.initials: D
authors.lastname: Parratt
mesh_terms: D000890:Anti-Infective Agents / Q000627:therapeutic use; D002511:Cephalosporins / Q000008:administration & dosage / Q000627:therapeutic use*; D002939:Ciprofloxacin / Q000008:administration & dosage / Q000627:therapeutic use*; D004363:Drug Utilization; D006760:Hospitalization; D006801:Humans; D016555:Matched-Pair Analysis; D016106:Methicillin Resistance; D010865:Pilot Projects; D013203:Staphylococcal Infections / Q000382:microbiology*; D013211:Staphylococcus aureus / Q000187:drug effects*
chemical_list: D000890:Anti-Infective Agents; D002511:Cephalosporins; D002939:Ciprofloxacin