TY  - RPRT
TI  - [Problems in practical implementation of the external quality control program in clinical laboratory investigations].
AU  - E V Zaikin
AU  - V N Malakhov
AU  - E N Garanina
AU  - L N Delektorskaia
UR  - https://pubmed.ncbi.nlm.nih.gov/7670810/
ID  - 7670810
ER  -