Bowel Preparation Improves the Accuracy of Transvaginal Ultrasound in the Diagnosis of Rectosigmoid Deep Infiltrating Endometriosis: A Prospective Study - Ros, Cristina; Serrano, María José Martínez; Rius, Mariona; Abrão, Maurício Simões; Munrós, Jordina; Zamora, Ma Àngeles Martínez; Gracia, Meritxell; Carmona, Francisco; Abrao, Mauricio Simoes (Journal of minimally invasive gynecology, 2017)