Youmans, John Barlow, 1893- Nutritional defiencies : diagnosis and treatment / by John B. Youmans, assited by E. White Patton. - Philadelphia : Lippincott , 1941. - xii, 385 p. : ill. Subjects--Topical Terms: Defiency Diseases--------Vitamins-------- National Library of Medicine Call No.: WD 100 / Y83n 1941