The first experience of clinical application of an animal collagen-based spacer of domestic production to optimize the radiation treatment for prostate cancer: indications, technique and complications. Вопр. онкол. [Internet]. 2022 Dec. 27 [cited 2026 Oct. 14];68(6):797-804. Available from: https://voprosyonkologii.ru/index.php/journal/article/view/1550