[Postoperative infection].
D001439:Bacteroides / Q000302:isolation & purification; D002433:Cefaclor / Q000627:therapeutic use; D002437:Cefazolin / Q000627:therapeutic use*; D004926:Escherichia coli / Q000302:isolation & purification; D005260:Female; D006801:Humans; D008875:Middle Aged; D013530:Surgical Wound Infection / Q000188:drug therapy / Q000382:microbiology*
D002433:Cefaclor; D002437:Cefazolin
Postoperative Infektion.