TY - CHAP M1 - Book, Section TI - Vitamins A1 - Ginsburg, Beth Y. A2 - Hoffman, Robert S. A2 - Howland, Mary Ann A2 - Lewin, Neal A. A2 - Nelson, Lewis S. A2 - Goldfrank, Lewis R. PY - 2015 T2 - Goldfrank's Toxicologic Emergencies, 10e AB - Vitamins are essential for normal human growth and development.49 By definition, a vitamin is a substance present in small amounts in natural foods, is necessary for normal metabolism, and whose lack in the diet causes a deficiency disease.42 SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/03/28 UR - accessemergencymedicine.mhmedical.com/content.aspx?aid=1108429217 ER -