Piperacillin activity and anaerobic infections.
D001421:Bacteria, Anaerobic / Q000187:drug effects; D001424:Bacterial Infections / Q000382:microbiology*; D006801:Humans; D010403:Penicillin Resistance; D010878:Piperacillin / Q000494:pharmacology*
D010878:Piperacillin