TY  - RPRT
TI  - Small area variation analysis. Methods for comparing several diagnosis-related groups.
AU  - P Diehr
AU  - K Cain
AU  - Z Ye
AU  - F Abdul-Salam
PY  - 1993
UR  - https://pubmed.ncbi.nlm.nih.gov/8492585/
ID  - 8492585
ER  -