Aide sanitaire am�ericaine Aspect nutritionnel Assistance technique am�ericaine Avitaminose A. Blind children Blindness C�ecit�e Child Children Coop�eration internationale Enfants Enfants aveugles Infant Infants International Cooperation International cooperation Maladies de la nutrition chez l'enfant Medical assistance, American Nourrissons Nutrition disorders in children Nutritional aspects Prevention Services Services for Technical assistance, American Vitamin A Deficiency Vitamin A deficiency Xerophthalmia blindness children (people by age group)