Navakumar, N.; Dinesh, D.; Devi, P. K. S. Endometrial Tissue Sampling Using Pipelle Versus Dilatation and Curettage for the Assessment of Endometrium in Patients of Perimenopausal and Post-Menopausal Age: A Prospective Study. Int J Reprod Contracept Obstet Gynecol 2018, 7, 3951-3959.