Kaur, G., and P. Agarwal. “Role of Hysteroscopy in Management of Abnormal Uterine Bleeding in Perimenopausal Women”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 5, no. 6, Jan. 2017, pp. 1690-4, doi:10.18203/2320-1770.ijrcog20161422.