Accuracy of saline contrast sonohysterography in detection of endometrial polyps and submucosal leiomyomas in women of reproductive age with abnormal uterine bleeding: systematic review and meta-analysis - Bittencourt, C. A.; Simões, R. dos Santos; Bernardo, W. M.; Fuchs, L. F. P.; Soares Junior, J. M.; Pastore, A. R.; Baracat, E. C. (Ultrasound in Obstetrics & Gynecology, 2017)