title: Does the U. S. P. Vitamin A-deficient Diet Require Supplementation With Ascorbic Acid?
authors.forename: N B
authors.initials: NB
authors.lastname: Guerrant
mesh_terms: D001205:Ascorbic Acid; D001361:Avitaminosis; D004032:Diet; D019587:Dietary Supplements; D006801:Humans; D014801:Vitamin A; D014802:Vitamin A Deficiency; D014815:Vitamins
chemical_list: D014815:Vitamins; D014801:Vitamin A; D001205:Ascorbic Acid