title: Research opportunities in typhoid fever: epidemiology and molecular biology.
authors.forename: E
authors.initials: E
authors.lastname: Calva
authors.forename: J L
authors.initials: JL
authors.lastname: Puente
authors.forename: J J
authors.initials: JJ
authors.lastname: Calva
mesh_terms: D001428:Bacterial Vaccines; D006801:Humans; D012106:Research; D012485:Salmonella typhi / Q000472:pathogenicity; D014435:Typhoid Fever / Q000453:epidemiology* / Q000276:immunology
chemical_list: D001428:Bacterial Vaccines