[PREVENTION OF FAULTY BODY POSTURE IN YOUNG SCHOOL CHILDREN].
D035843:Biomedical Research; D002648:Child; D003604:Czechoslovakia; D006801:Humans; D011187:Posture; D012572:School Health Services
CHILD; CZECHOSLOVAKIA; POSTURE; SCHOOL HEALTH
PROFYLAXE VADN'EHO DR ZEN'I T ELA V MLAD S'IM  SKOLN'IM V EKU