[IMPROVEMENT OF METHODS OF STUDYING PUBLIC HEALTH].
D003148:Communism; D011634:Public Health; D012106:Research; D012574:Schools; D012581:Schools, Public Health; D013222:State Medicine; D014586:USSR
COMMUNISM; PUBLIC HEALTH; SCHOOLS, PUBLIC HEALTH; STATE MEDICINE; USSR
SOVERSHENSTVOVAT' METODY IZUCHENIIA ZDOROV'IIA NASELENIIA.