Issa, A. et al. 2026. The role of upper digestive endoscopy in the diagnosis of esogastroduodenal pathologies at the Reference Hospital of Maradi (RHM). Journal Sahélien des Sciences de la Santé. 6, 2 (Jun. 2026), 1818–1824. DOI:https://doi.org/10.67869/vkbv2d78.