title: R plasmids in gentamicin-tobramycin-carbenicillin-resistant nosocomial strains of Proteus rettgeri and Proteus morgani.
mesh_terms: D000900:Anti-Bacterial Agents / Q000494:pharmacology*; D002228:Carbenicillin / Q000494:pharmacology*; D003227:Conjugation, Genetic; D003428:Cross Infection / Q000382:microbiology*; D005839:Gentamicins / Q000494:pharmacology*; D011511:Proteus / Q000187:drug effects / Q000235:genetics*; D011512:Proteus Infections / Q000382:microbiology*; D011815:R Factors; D014031:Tobramycin / Q000494:pharmacology*; D014556:Urine / Q000382:microbiology
chemical_list: D000900:Anti-Bacterial Agents; D005839:Gentamicins; D002228:Carbenicillin; D014031:Tobramycin