title: Changing incidence of antibiotic resistance among Staphylococcus aureus, Escherichia coli, Aerobacter-Klebsiella, and Pseudomonas encountered in a teaching hospital over a 7-year period.
mesh_terms: D000900:Anti-Bacterial Agents / Q000494:pharmacology*; D004352:Drug Resistance, Microbial; D004754:Enterobacter / Q000187:drug effects*; D004926:Escherichia coli / Q000187:drug effects*; D006801:Humans; D007709:Klebsiella / Q000187:drug effects*; D011549:Pseudomonas / Q000187:drug effects*; D013210:Staphylococcus / Q000187:drug effects*
chemical_list: D000900:Anti-Bacterial Agents