TY  - RPRT
TI  - Methods for analysing county-level mortality rates.
AU  - J M Stevenson
AU  - D R Olson
PY  - 1993
DO  - 10.1002/sim.4780120320
UR  - https://pubmed.ncbi.nlm.nih.gov/8456220/
ID  - 8456220
ER  -