TY - BOOK AU - United States Public Health Service TI - Public health reports T2 - 73 U1 - 614.5 PY - 1958/// PB - United States Public Health Service KW - Health and Hygiene KW - Public health--United States | Epidemiology--USPHS N1 - Public Health; Epidemiology; United States; Communicable Diseases; Community Health ER -