Vaginal cuff brachytherapy: do we need to treat to more than a two-centimeter active length? - L. Jensen, Garrett; N. Barry, Parul; Eldredge-Hindy, Harriet; R. Silva, Scott; L. Todd, Sarah; P. Hammonds, Kendall; R. Zimmerman, Walker; S. Metzinger, Daniel; N. El-Ghamry, Moataz (Journal of Contemporary Brachytherapy, 2021)