FREIDENSON-BEJAR, .; BELLIDO-CAPARO, .; TAGLE, . Ringed esophagus: all that glitters is not gold. Revista de Gastroenterología del Perú, [S. l.], v. 44, n. 4, p. 388–90, 2024. DOI: 10.47892/rgp.2024.444.1776. Disponível em: https://revistagastroperu.com/index.php/rgp/article/view/1776. Acesso em: 15 ene. 2025.