Prevention of school myopia.
D000065:Accommodation, Ocular; D000221:Adaptation, Ocular; D000293:Adolescent; D000328:Adult; D000818:Animals; D001696:Biomechanical Phenomena; D002648:Child; D002675:Child, Preschool; D000882:Haplorhini; D006801:Humans; D009216:Myopia / Q000209:etiology / Q000517:prevention & control* / Q000628:therapy