1. Department of Gynecologic Surgery & Obstetrics, Naval Medical Center San Diego , San Diego, CA 92134, USA
2. Department of Gynecologic Surgery & Obstetrics, Uniformed Services University of the Health Sciences , Bethesda, MD 20814, USA
3. Department of Obstetrics and Gynecology, Navy Medicine Readiness and Training Command Bremerton , Bremerton, WA 98312, USA
4. Department of Pediatrics, Uniformed Services University of the Health Sciences , Bethesda, MD 20814, USA
5. Department of Nursing, Sharp Healthcare System , San Diego, CA 92123, USA
6. Department of Medical Education, Geisel School of Medicine at Dartmouth , Hanover, NH 03755, USA