Nicula, Renata Accuracy of transvaginal ultrasonography compared to endometrial biopsy for the etiological diagnosis of abnormal perimenopausal bleeding. [electronic resource] - Clujul medical (1957) 2017 - 33-39 p. digital Publication Type: Journal Article ISSN: 1222-2119 Standard No.: 10.15386/cjmed-670 doi