AKAHOSHI, Kazuaki et al. Endoscopic Ultrasonography-Guided Fine-Needle Aspiration for Duodenal Subepithelial Lesions Showing a Hypoechoic Mass on Endoscopic Ultrasound Imaging. Turkish Journal of Gastroenterology, [S. l.], v. 34, n. 11, p. 1156–1162, 2023. DOI: 10.5152/tjg.2023.22696. Disponível em: https://www.turkjgastroenterol.org/index.php/tjg/article/view/4057. Acesso em: 1 jan. 2026.