Needle track seeding in colorectal carcinoma after local ablation by high-dose-rate brachytherapy: a retrospective study of 1,107 catheter placements - March, Christine; Omari, Jazan; Surov, Alexey; Thormann, Maximilian; Hass, Peter; Pech, Maciej; Damm, Robert (Journal of Contemporary Brachytherapy, 2022)