TY  - RPRT
TI  - Problems associated with clinical chemistry quality control materials.
AU  - C G Fraser
AU  - M J Peake
PY  - 1980
DO  - 10.3109/10408368009108726
UR  - https://pubmed.ncbi.nlm.nih.gov/6993101/
ID  - 6993101
ER  -