American Journal of Clinical Nutrition · 1979 · 54 citations · 6 references
NutritionNutritional RequirementGlobal HealthInfant NutritionPublic Health NutritionPediatricsChild NutritionNutritional ScienceHuman NutritionPublic HealthMedicineSri LankaMicronutrient Supplementation
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Hypovitaminosis A in the Americas
J G Chopra, John Kevany · American Journal of Clinical Nutrition · 1970 · 35 citations