TY  - RPRT
TI  - A quality assurance programme for quantitative urine analyses.
AU  - M D Shephard
AU  - L A Penberthy
AU  - C G Fraser
PY  - 1982
DO  - 10.3109/00313028209061387
UR  - https://pubmed.ncbi.nlm.nih.gov/7133763/
ID  - 7133763
ER  -