21:02General SurgeryTrauma and Acute Care SurgeryOrthopaedicsOrthopaedic TraumaPre-PrintAnkle-Brachial Index, CT Angiography, and Proximal Tibial Traction for Gunshot Femoral FractureJames Jeffries, MD, Johnathan R. Kent, MD, Andrew Straszewski, MD, Kenneth L. Wilson, MD, FACSUChicago Medicine