Calculation of the total vitamin A value of human diets.
D000047:Academies and Institutes; D002338:Carotenoids / Q000378:metabolism; D004032:Diet; D007408:Intestinal Absorption; D009751:Nutritional Requirements; D011634:Public Health; D013548:Sweden; D006113:United Kingdom; D014481:United States; D014801:Vitamin A / Q000592:standards*; D014944:World Health Organization
D014801:Vitamin A; D002338:Carotenoids