TY  - RPRT
TI  - Iron and copper availability from various sources.
AU  - J L McNaughton
AU  - E J Day
AU  - B C Dilworth
AU  - B D Lott
PY  - 1974
DO  - 10.3382/ps.0531325
UR  - https://pubmed.ncbi.nlm.nih.gov/4852571/
ID  - 4852571
ER  -