Initial Accuracy of and Learning Curve for Transvaginal Ultrasound with Bowel Preparation for Deep Endometriosis in a US Tertiary Care Center - Young, Scott W; Dahiya, Nivikar; Patel, Maitray D; Abrão, Maurício Simões; Magrina, Javier F; Temkit, M'hamed; Kho, Rosanne M (The Journal of Minimally Invasive Gynecology, 2017)