[Effect of beta-lactam antibiotic inactivating substance produced by gram negative rods on the treatment of mixed infection].
D000900:Anti-Bacterial Agents / Q000037:antagonists & inhibitors* / Q000627:therapeutic use; D001419:Bacteria / Q000378:metabolism*; D001424:Bacterial Infections / Q000188:drug therapy*; D002511:Cephalosporins / Q000037:antagonists & inhibitors; D006801:Humans; D010403:Penicillin Resistance; D010406:Penicillins / Q000037:antagonists & inhibitors; D047090:beta-Lactams
D000900:Anti-Bacterial Agents; D002511:Cephalosporins; D010406:Penicillins; D047090:beta-Lactams