DRI, dietary reference intakes for thiamin, riboflavin, niacin, vitamin B₆, folate, vitamin B₁₂, pantothenic acid, biotin, and choline by Institute of Medicine (U.S.). Standing Committee on the Scientific Evaluation of Dietary Reference Intakes, Food and Nutrition Board, Other B Vitamins, and Choline and Subcommittee on Upper Reference Levels of Nutrients A Report of the Standing Committee on the Scientific Evaluation of Dietary Reference Intakes and its Panel on Folate, Institute of Medicine | Lex | Lex