1. Division of Urogynecology and Pelvic Reconstructive Surgery, Department of OB/GYN University of Washington Seattle Washington USA
2. Providence Saint John's Health Center Santa Monica California USA
3. Division of Urogynecology and Pelvic Floor Disorders Cleveland Clinic Women's Health Institute Cleveland Ohio USA
4. Department of Obstetrics and Gynecology University of Connecticut Health Center Farmington Connecticut USA