YOUSSOUF, O.; NGONVON, E. H. E. M.; OUATI, J. B.; POLICE, S. M. C. Les Anomalies en Endoscopies Digestives Hautes à Bangui. ESI Preprints, [S. l.], v. 8, p. 257, 2022. Disponível em: https://esipreprints.org/index.php/esipreprints/article/view/122. Acesso em: 3 may. 2024.