Year-end report of specified notifiable diseases in the U.S., January 1, 1973-December 29, 1973.
D003141:Communicable Diseases / Q000453:epidemiology*; D006801:Humans; D007918:Leprosy / Q000453:epidemiology; D009017:Morbidity; D011634:Public Health; D013997:Time Factors; D014481:United States