Morais H, Alfredo A, Lopes I, Gonçalves MA. Etiology, clinical features, comorbidities and mortality in patients with acute heart failure. Experience of a tertiary public hospital in Angola. CDS [Internet]. 2022 Dec. 30 [cited 2024 May 17];2(1):1-11. Available from: https://ojs.luminescience.cn/CDS/article/view/121