1.
Sudoł-Szopińska I, Szczepkowski M, Jakubowski W. Anal ultrasound in the diagnosis of anal carcinoma. Radiol Oncol [Internet]. 2001 Dec. 1 [cited 2026 May 11];35(4). Available from: https://www.radioloncol.com/index.php/ro/article/view/1436