GIRMAY HAGOS ARAAYA; TEMESGEN GEBREMARIAM. Pattern of non-traumatic acute abdomen in patients from Ayder Comprehensive Specialized Hospital, northern Ethiopia: A retrospective analysis. East African Journal of Health Sciences, Ethiopia-Tigary-Mekelle, v. 1, n. 1, p. 55–61, 2019. DOI: 10.71624/kwtam191. Disponível em: https://journal.mu.edu.et/index.php/eajhs/article/view/253. Acesso em: 18 sep. 2025.