Studies in the metabolism of vitamin B₁₂. / by Alfred Doscherholmen. Metabolism of vitamin B12. Doscherholmen, Alfred. Vitamin B12 Metabolism. QP801.V5 D63 574.8761 DOS Includes bibliographical references and index. Minneapolis : University of Minnesota Press, 1965. 1965. 1965 Text viii, 271 p. : eng