Typhoid and paratyphoid immunization.
D006801:Humans; D010284:Paratyphoid Fever / Q000517:prevention & control*; D014435:Typhoid Fever / Q000517:prevention & control*; D014436:Typhoid-Paratyphoid Vaccines; D014611:Vaccination
D014436:Typhoid-Paratyphoid Vaccines
PARATYPHOID FEVERS/prevention and control; TYPHOID/prevention and control