title: Kappa-type phage detection as a method for the tracing of cholera El Tor carriers.
mesh_terms: D001431:Bacteriological Techniques; D001435:Bacteriophages; D002353:Carrier State / Q000175:diagnosis*; D002771:Cholera / Q000175:diagnosis* / Q000382:microbiology; D006801:Humans; D008722:Methods; D014733:Vibrio / Q000302:isolation & purification