1. Tufts University School of Medicine, Boston, Massachusetts;
2. Tufts Clinical and Translational Science Institute, Tufts University, and Institute for Clinical Research and Health Policy Studies, Tufts Medical Center, Boston, Massachusetts;
3. Predictive Analytics and Comparative Effectiveness (PACE) Center, Institute for Clinical Research and Health Policy Studies (ICRHPS), Tufts Medical Center/Tufts University School of Medicine, Boston, Massachusetts; and
4. Division of Trauma & Acute Care Surgery, Tufts Medical Center, Tufts University School of Medicine, Boston, Massachusetts