Dietary reference intakes for thiamin, riboflavin, niacin, vitamin B6, folate, vitamin B12, pantothenic acid, biotin, and choline /
Institute of Medicine.Standing Committee on the Scientific Evaluation of Dietary Reference Intakes.
Institute of Medicine.Panel on Folate, Other B Vitamins, and Choline.
Institute of Medicine.Subcommittee on Upper Reference Levels of Nutrients.
Washington, D.C. : National Academy Press,
c1998.
Includes bibliographical references and index.
Vitamin B in human nutrition.
Reference values (Medicine)