TY  - RPRT
TI  - Trace element concentrations in commercially available solutions.
AU  - R P Hoffmann
AU  - D M Ashby
PY  - 1976
DO  - 10.1177/106002807601000201
UR  - https://pubmed.ncbi.nlm.nih.gov/10304760/
ID  - 10304760
ER  -