[NEW SANITARY DEMANDS AS REGARDS THE CONSTRUCTION OF SCHOOLS].
D003148:Communism; D003604:Czechoslovakia; D006801:Humans; D012499:Sanitation; D012572:School Health Services; D012574:Schools
COMMUNISM; CZECHOSLOVAKIA; SANITATION; SCHOOL HEALTH; SCHOOLS
NOV'E HYGIENICK'E PO ZADAVKY NA V'YSTAVBU  SKOLY.