[Hygienic problems of myopia in school].
D000065:Accommodation, Ocular; D002648:Child; D006801:Humans; D006920:Hygiene; D008027:Light / Q000009:adverse effects; D009216:Myopia / Q000453:epidemiology* / Q000209:etiology / Q000517:prevention & control; D012424:Rural Population; D014586:USSR; D014505:Urban Population; D014796:Visual Perception / Q000502:physiology
Gigienicheskie problemy shkol'noĭ blizorukosti.