[On infection and preventive management from epidemiologist standpoint].
D035843:Biomedical Research; D019468:Disease Management; D006801:Humans; D011044:Poland; D014435:Typhoid Fever / Q000517:prevention & control*; D014436:Typhoid-Paratyphoid Vaccines
D014436:Typhoid-Paratyphoid Vaccines
TYPHOID/prevention and control