The effect of quinine on the Widal reaction.
D006801:Humans; D011803:Quinine / Q000494:pharmacology*; D014435:Typhoid Fever / Q000276:immunology*; D014436:Typhoid-Paratyphoid Vaccines
D014436:Typhoid-Paratyphoid Vaccines; D011803:Quinine
QUININE/pharmacology; TYPHOID/immunology