title: New typhoid fever vaccine a hit on international scene.
mesh_terms: D002986:Clinical Trials as Topic; D006801:Humans; D014435:Typhoid Fever / Q000517:prevention & control*; D014436:Typhoid-Paratyphoid Vaccines / Q000627:therapeutic use*; D014613:Vaccines, Attenuated / Q000008:administration & dosage
chemical_list: D014436:Typhoid-Paratyphoid Vaccines; D014613:Vaccines, Attenuated