INCIDENCE of disease.
D002771:Cholera; D004194:Disease; D015994:Incidence; D008457:Measles; D010930:Plague; D012541:Scarlet Fever; D012899:Smallpox; D014438:Typhus, Epidemic Louse-Borne; D012901:Variola virus; D014798:Vital Statistics
CHOLERA; DISEASE; MEASLES; PLAGUE; SCARLET FEVER; SMALLPOX; TYPHUS; VITAL STATISTICS