[VISION PROTECTION OF CHILDREN IN PRESCHOOL INSTITUTIONS].
D002648:Child; D006801:Humans; D008027:Light; D008029:Lighting; D002094:Republic of Belarus; D012572:School Health Services; D012574:Schools; D014785:Vision, Ocular
BELORUSSIA; CHILD; LIGHTING; SCHOOL HEALTH; VISION
OKHRANA ZRENIIA DETE I V DOSHKOL'NYKH UCHREZHDENIIAKH.