Thirty years of the Czechoslovak sanitary and epidemiological service--1952-1982.
D003604:Czechoslovakia; D004813:Epidemiology / Q000193:education / Q000266:history*; D049673:History, 20th Century; D009313:National Health Programs; D010506:Periodicals as Topic; D011315:Preventive Medicine; D011634:Public Health / Q000193:education / Q000266:history*