1. Department of Surgery, Howard University College of Medicine, Washington, DC
2. Department of Surgery, Division of Plastic and Reconstructive Surgery, The University of Texas Health Science Center, Houston, TX
3. Department of Surgery, Division of Plastic Surgery, University of Mississippi Medical Center, Jackson, MS
4. Callender Howard-Harvard Health Sciences Outcomes Research Center, Howard University, Washington, DC
5. Center for Surgery and Public Health, Department of Surgery, Brigham and Women’s Hospital, Boston, MA