title: Piperacillin and carbenicillin; a collaborative in vitro comparison against 10,838 clinical bacterial isolates.
mesh_terms: D002228:Carbenicillin / Q000494:pharmacology*; D004755:Enterobacteriaceae / Q000187:drug effects*; D008826:Microbial Sensitivity Tests; D010403:Penicillin Resistance; D010406:Penicillins / Q000494:pharmacology*
chemical_list: D010406:Penicillins; D002228:Carbenicillin