Ectopic cutaneous umbilical gastric mucosa. Journal of Experimental and Clinical Anatomy, [S. l.], v. 14, n. 1, p. 45–46, 2015. DOI: 10.4103/1596-2393.158934. Disponível em: https://jecajournal.com/index.php/home/article/view/148.. Acesso em: 17 nov. 2025.