Endemo-Epidemiology National; The great elemental factors; typhic conditions
D001699:Biometry; D003105:Colombia; D005843:Geography; D014435:Typhoid Fever / Q000453:epidemiology* / Q000706:statistics & numerical data*; D014436:Typhoid-Paratyphoid Vaccines
D014436:Typhoid-Paratyphoid Vaccines
GEOGRAPHY, MEDICAL/Colombia; TYPHOID/epidemiology and statistics
ENDEMO-EPIDEMIOLOGIA nacional; los grandes factores elementales; afecciones tíficas.