TY  - RPRT
TI  - Closed brain injuries: an engineering analysis.
AU  - J A Kopecky
AU  - E A Ripperger
PY  - 1969
DO  - 10.1016/0021-9290(69)90039-6
UR  - https://pubmed.ncbi.nlm.nih.gov/16335110/
ID  - 16335110
ER  -