Perspectives on Mail-Based Fecal Testing for Colorectal Cancer Screening in Bulgaria: A Survey of Gastroenterologists. - Dimitrov, Kostadin Yordanov; Velchev, Vladislav; Danailova, Nely; Staneva, Elena; Koparanov, Teodor; Diankov, Trifon; Gencheva, Teodora; Valkov, Bozhidar; Hristova-Atanasova, Eleonora; Iskrov, Georgi; Stefanov, Rumen (Gastroenterology Insights, 2025)