TY  - RPRT
TI  - The Pennsylvania computerized tomography study.
AU  - J P Winston
AU  - D L Angelo
PY  - 2000
DO  - 10.1097/00004032-200005001-00008
UR  - https://pubmed.ncbi.nlm.nih.gov/10770162/
ID  - 10770162
ER  -