TY  - RPRT
TI  - Essential trace metals: new definitions based on new paradigms.
AU  - W Mertz
PY  - 1993
DO  - 10.1111/j.1753-4887.1993.tb03057.x
UR  - https://pubmed.ncbi.nlm.nih.gov/8302484/
ID  - 8302484
ER  -