TY  - RPRT
TI  - External quality assessment data analysis by microcomputer.
AU  - S I Farag
PY  - 1987
DO  - 10.1016/0010-4825(87)90059-x
UR  - https://pubmed.ncbi.nlm.nih.gov/3691066/
ID  - 3691066
ER  -