Mekonnen, Wondu, Abebe Bezabih, Dereje Gullilat, and seyoum kassa. “‘Healing the Heart’: A Retrospective Analysis of Surgical Management of Chronic Constrictive Pericarditis at Tikur Anbessa Hospital, Addis Ababa, Ethiopia”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 70, no. 1 (September 16, 2023): 227–237. Accessed October 2, 2025. https://gssrr.org/JournalOfBasicAndApplied/article/view/16040.