BALCI O, ÖZÇAY F. Two juvenile polyps, hereditary hemorrhagic telangiectasia and SMAD4 mutation. Turkish Journal of Gastroenterology [Internet]. 2013 Feb. 15 [cited 2026 Aug. 9];24(1):57-60. Available from: https://www.turkjgastroenterol.org/index.php/tjg/article/view/2207