TY  - RPRT
TI  - The Population Health Information System: data analysis and software.
AU  - C D Black
AU  - C A Burchill
AU  - L L Roos
PY  - 1995
DO  - 10.1097/00005650-199512001-00013
UR  - https://pubmed.ncbi.nlm.nih.gov/7500665/
ID  - 7500665
ER  -