TY  - BOOK
AU  -  Underwood,Eric J.
TI  -  Trace elements in human and animal nutrition 
PY  - 1971///
CY  -  New York : 
PB  -  Academic Press, 
KW  -  Trace elements in nutrition
KW  -  Trace elements in animal nutrition
N1  -  Includes bibliographies
ER  -