Idiopathic and chronic Organo-axial gastric Volvulus, duodenal Ulcer and Haematemesis. NIGERIAN JOURNAL OF PAEDIATRICS, [S. l.], v. 21, n. 3, p. 59–62, 2024. Disponível em: https://www.njpaediatrics.com/index.php/njp/article/view/793.. Acesso em: 5 apr. 2025.