BAYSAL, Çağlar; DAĞLI, Ülkü; TEZEL, Ahmet; SERİN, Azmi; ÜLKER, Aysel. Interobserver variation of endoscopic activity index in ulcerative colitis. Turkish Journal of Gastroenterology, [S. l.], v. 8, n. 2, p. 232–236, 1997. Disponível em: https://turkjgastroenterol.org/index.php/tjg/article/view/790. Acesso em: 1 jan. 2026.