title: Increased resistance to cefoxitin and cefotetan among Bacteroides fragilis isolates from abdominal sources in patients undergoing surgery.
authors.forename: N J
authors.initials: NJ
authors.lastname: Ehrenkranz
authors.forename: B
authors.initials: B
authors.lastname: Alfonso
mesh_terms: D000005:Abdomen; D001442:Bacteroides Infections / Q000517:prevention & control; D001441:Bacteroides fragilis / Q000187:drug effects* / Q000302:isolation & purification; D015313:Cefotetan / Q000494:pharmacology*; D002440:Cefoxitin / Q000494:pharmacology*; D004352:Drug Resistance, Microbial; D006801:Humans; D013530:Surgical Wound Infection / Q000517:prevention & control
chemical_list: D015313:Cefotetan; D002440:Cefoxitin