TY - BOOK AU - Mertz,Walter AU - Cornatzer,W.E. ED - U.S. ED - University of North Dakota. TI - Newer trace elements in nutrition SN - 0824711106 U1 - 612.3924 NEW PY - 1971/// CY - New York PB - M. Dekker KW - Trace elements in nutrition KW - Congresses N1 - Includes bibliographical references ER -