AYALA ANTONIO, . J.; VELITA MIRANDA, . K.; HUIZA CENTENO, . L.; TORRES-SALINAS, . Cervical lymph node metastasis as the initial presentation of poorly differentiated esophageal carcinoma mimicking breast origin: a diagnostic challenge. Revista de Gastroenterología del Perú, [S. l.], v. 46, n. 3, p. 329–334, 2026. DOI: 10.47892/rgp.2026.463.2254. Disponível em: https://revistagastroperu.com/index.php/rgp/article/view/2254. Acesso em: 13 nov. 2026.