TY - CHAP M1 - Book, Section TI - Disorders of Vitamin Metabolism A1 - Saunders, Katherine H. A1 - Igel, Leon I. A2 - Papadakis, Maxine A. A2 - McPhee, Stephen J. A2 - Rabow, Michael W. A2 - McQuaid, Kenneth R. PY - 2022 T2 - Current Medical Diagnosis & Treatment 2022 AB - Deficiencies of single vitamins are less often encountered than those of multiple vitamins. Although any cause of protein–calorie undernutrition can result in concurrent vitamin deficiency, most deficiencies are associated with malabsorption, alcoholism, medications, hemodialysis, total parenteral nutrition, fad diets, or inborn errors of metabolism. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/03/29 UR - accessmedicine.mhmedical.com/content.aspx?aid=1184162967 ER -