title: Field effectiveness of Vi polysaccharide typhoid vaccine in the People's Republic of China.
authors.forename: Subhash C
authors.initials: SC
authors.lastname: Arya
mesh_terms: D002681:China / Q000453:epidemiology; D006801:Humans; D011135:Polysaccharides, Bacterial / Q000276:immunology*; D014435:Typhoid Fever / Q000453:epidemiology / Q000517:prevention & control; D014436:Typhoid-Paratyphoid Vaccines / Q000276:immunology*; D014611:Vaccination
chemical_list: D011135:Polysaccharides, Bacterial; D014436:Typhoid-Paratyphoid Vaccines; C057664:Vi polysaccharide vaccine, typhoid