Serological diagnosis of chronic typhoid carriers by Vi haemagglutination.
D002353:Carrier State; D006384:Hemagglutination; D006386:Hemagglutination Tests; D006801:Humans; D012698:Serologic Tests; D014435:Typhoid Fever / Q000453:epidemiology*
HEMAGGLUTINATION; TYPHOID FEVER/epidemiology