Hematemesis in a newborn baby with Heiner syndrome. A case report. Revista Alergia México, [S. l.], v. 68, n. 3, p. 209–213, 2021. DOI: 10.29262/ram.v68i3.901. Disponível em: https://www.revistaalergia.mx/ojs/index.php/ram/article/view/901. Acesso em: 24 sep. 2026.