TY  - RPRT
TI  - Trace elements in human nutrition.
AU  - R E Burch
AU  - H K Hahn
PY  - 1979
DO  - 10.1016/s0025-7125(16)31659-5
UR  - https://pubmed.ncbi.nlm.nih.gov/388110/
ID  - 388110
ER  -