Moussa, A.M., Ouchemi, C., Béasngar, J.B., Mahamat Saleh, T., Constant, A. and Nouedoui, C. 2017. Profil Clinique, Étiologies et Pronostic des Hémorragies Digestives Hautes à Ndjamena (Tchad). HEALTH SCIENCES AND DISEASE. 19, 1 (Dec. 2017). DOI:https://doi.org/10.5281/hsd.v19i1.996.