A comparison between 2D and 3D planning of high-dose-rate vaginal cuff brachytherapy in patients with stage I-II endometrial cancer using cobalt-60 - Amouzegar Hashemi, Farnaz; Mansouri, Sepideh; Aghili, Mahdi; Esmati, Ebrahim; Babaei, Mohammad; Saeedian, Arefeh; Moalej, Sepand; Jaberi, Ramin (Journal of Contemporary Brachytherapy, 2021)