INCIDENCE of disease, United States; reports from states for week ended October 14, 1950.
D003141:Communicable Diseases; D015994:Incidence; D010284:Paratyphoid Fever; D011051:Poliomyelitis; D014435:Typhoid Fever; D014436:Typhoid-Paratyphoid Vaccines; D014481:United States; D014798:Vital Statistics
D014436:Typhoid-Paratyphoid Vaccines