TY  - RPRT
TI  - Injury severity grading in trauma patients: a simplified technique based upon ICD-9 coding.
AU  - R Rutledge
AU  - S Fakhry
AU  - C Baker
AU  - D Oller
PY  - 1993
UR  - https://pubmed.ncbi.nlm.nih.gov/8411270/
ID  - 8411270
ER  -