1. Department of Surgery, New Jersey Medical School, University of Medicine and Dentistry New Jersey, Newark, New Jersey.
2. Laparoscopic Surgery, Duke University Medical Center, Durham, North Carolina.
3. Hackensack University Medical Center, Hackensack, New Jersey.
4. Department of Surgery, New Jersey Medical School, University of Medicine and Dentistry New Jersey, Newark, New Jersey; Hackensack University Medical Center, Hackensack, New Jersey.