Vitamin A supplements a guide to their use in the treatment and prevention of vitamin A deficiency and xerophthalmia - UNICEF; World Health Organization; International Vitamin A Consultative Group (Geneva World Health Organization, 1997)
Keywords: Vitamin A -- Therapeutic use; Vitamin A deficiency -- Drug therapy; Vitamin A deficiency -- Prevention & control; Xerophthalmia -- Drug therapy; Xerophthalmia -- Prevention & control