Benacerraf, Beryl R Ultrasonic diagnosis of ovarian masses: can the playing field be leveled and raised at the same time? [electronic resource] - American journal of obstetrics and gynecology Apr 2016 - 419-421 p. digital Publication Type: Editorial; Comment ISSN: 1097-6868 Standard No.: 10.1016/j.ajog.2015.12.045 doi Subjects--Topical Terms: Adnexal Diseases--diagnostic imagingFemaleHumansUltrasonography