1. Department of Surgery, NewYork–Presbyterian Weill Cornell Medical Center, New York
2. University of Pennsylvania School of Nursing, Philadelphia
3. Epidemiology in Biostatistics and Epidemiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia
4. Center for Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia
5. Department of Surgery, Division of Traumatology, Surgical Critical Care and Emergency Surgery, Perelman School of Medicine, University of Pennsylvania, Philadelphia