SHARMA, B.; LAL, P.; SINGH, S.; RANJAN, R. Correlation of Transvaginal USG and Endometrial aspiration findings with various menstruation patterns and histopathological examination of Uterus. Obs Gyne Review: Journal of Obstetric and Gynecology, v. 5, n. 1, p. 71-76, 31 Mar. 2019.