title: Polymyxin agar as an adjunct in the isolation of El Tor vibrios.
mesh_terms: D002771:Cholera / Q000382:microbiology*; D003470:Culture Media; D004352:Drug Resistance, Microbial; D006801:Humans; D011113:Polymyxins; D014733:Vibrio / Q000302:isolation & purification*
chemical_list: D003470:Culture Media; D011113:Polymyxins