[Prevention of visual disorders in preschool children].
D002648:Child; D002675:Child, Preschool; D006801:Humans; D008029:Lighting; D009216:Myopia / Q000517:prevention & control; D013472:Sunlight; D014786:Vision Disorders / Q000517:prevention & control*
Profilaktika zritelnykh rasstroĭstv u deteĭ doshkol'nogo vozrasta.