1. Department of Plastic and Reconstructive Surgery, Georgetown University School of Medicine, Washington, DC, USA
2. Department Plastic and Reconstructive Surgery, MedStar Georgetown University Hospital, Washington, DC, USA
3. Division of Plastic and Reconstructive Surgery, Rutgers Robert Wood Johnson Medical School, New Brunswick, NJ, USA
4. Colon and Rectal Surgery, MedStar Franklin Square Medical Center, Baltimore, MD, USA