| Authors: |
Engel-Rebitzer E; Department of Emergency Medicine, Center for Emergency Care Policy and Research, Perelman School of Medicine, University of Pennsylvania, 4(th) floor Blockley Hall, 423 Guardian Drive, Philadelphia, PA 19104, United States of America., Vaughan-Ogunlusi O; Department of Emergency Medicine, Center for Emergency Care Policy and Research, Perelman School of Medicine, University of Pennsylvania, 4(th) floor Blockley Hall, 423 Guardian Drive, Philadelphia, PA 19104, United States of America; School of Medicine, Royal College of Surgeons, 123 St Stephen's Green, Dublin 2, Ireland., Meisel ZF; Department of Emergency Medicine, Center for Emergency Care Policy and Research, Perelman School of Medicine, University of Pennsylvania, 4(th) floor Blockley Hall, 423 Guardian Drive, Philadelphia, PA 19104, United States of America; Penn Injury Science Center, University of Pennsylvania, 9th Floor, 929 Blockley Hall, 423 Guardian Drive, Philadelphia, PA 19104, United States of America; Leonard Davis Institute of Health Economics, University of Pennsylvania, 3641 Locust Walk, Philadelphia, PA 19104, United States of America. Electronic address: zfm@pennmedicine.upenn.edu. |