TY  - RPRT
TI  - Trauma care system guidelines: improving quality through the systems approach.
AU  - R H Cales
AU  - F Ehrlich
AU  - J Sacra
AU  - R Cross
AU  - M E Ervin
PY  - 1987
DO  - 10.1016/s0196-0644(87)80375-x
UR  - https://pubmed.ncbi.nlm.nih.gov/3826821/
ID  - 3826821
ER  -