The Madurai experience in preventing nutritional blindness.
Venkataswamy
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D001766:Blindness / Q000209:etiology / Q000517:prevention & control*; D002648:Child; D015362:Child Nutrition Disorders / Q000517:prevention & control*; D002675:Child, Preschool; D006801:Humans; D007194:India; D009313:National Health Programs; D012423:Rural Health; D012959:Socioeconomic Factors; D014802:Vitamin A Deficiency / Q000150:complications / Q000517:prevention & control*