TEKIN, Fatih; TURAN, İlker; ERSÖZ, Galip; ÖZÜTEMIZ, Ömer. Endoscopic biopsy techniques for proximal biliary strictures. Turkish Journal of Gastroenterology, [S. l.], v. 28, n. 3, p. 225–225, 2017. DOI: 10.5152/tjg.2017.17059. Disponível em: https://www.turkjgastroenterol.org/index.php/tjg/article/view/3034. Acesso em: 1 jan. 2026.