title: Susceptibility of Proteus species and Pseudomonas aeruginosa to penicillins and cephalosporins.
mesh_terms: D002511:Cephalosporins / Q000494:pharmacology*; D008826:Microbial Sensitivity Tests; D010403:Penicillin Resistance; D010406:Penicillins / Q000494:pharmacology*; D011511:Proteus / Q000187:drug effects*; D011550:Pseudomonas aeruginosa / Q000187:drug effects*
chemical_list: D002511:Cephalosporins; D010406:Penicillins