The need for another typhoid fever vaccine.
Lorenz
L
von Seidlein
D000284:Administration, Oral; D001208:Asia / Q000453:epidemiology; D006801:Humans; D015994:Incidence; D014435:Typhoid Fever / Q000453:epidemiology; D014436:Typhoid-Paratyphoid Vaccines / Q000008:administration & dosage*
D014436:Typhoid-Paratyphoid Vaccines