[Eye protection in children of a rural region].
D002648:Child; D002662:Child Health Services; D002675:Child, Preschool; D005128:Eye Diseases / Q000517:prevention & control*; D006801:Humans; D009885:Ophthalmology; D012423:Rural Health; D012572:School Health Services; D014586:USSR; D014786:Vision Disorders / Q000517:prevention & control*; D014787:Vision Tests
Okhrana zreniia deteĭ v sel'skoĭ mestnosti.