MEJÍA, Ricardo; SHARP, Joaquín; SÁEZ, Josefina; SHARP, Allan. Submucosal tunneling endoscopic resection of a gastroesophageal junction leiomyoma: Report of a case. Revista de Cirugia, Santiago, CL, v. 70, n. 3, 2018. Disponível em: https://www.plataforma.revistacirugia.cl/index.php/revistacirugia/article/view/292. Acesso em: 14 nov. 2026.