Karataş, Ali, Halit Kandemir, Gülden Bilican, Mehmet Cindoruk, and Tarkan Karakan. “Letter to the Editor: A Rare Case of Upper Gastrointestinal Bleeding Due to Amyloidosis”. Turkish Journal of Gastroenterology 1 (May 20, 2025). Accessed July 21, 2025. https://turkjgastroenterol.avesjournals.com/index.php/tjg/article/view/5101.