Youssouf O, Ngonvon EHEM, Ouati JB, Police SMC. Les Anomalies en Endoscopies Digestives Hautes Ã Bangui. ESJ [Internet]. 2022 Aug. 25 [cited 2025 Apr. 10];8:257. Available from: https://test.eujournal.org/index.php/esj/article/view/15713