Gwaba, Nchimunya, Ferial Isaacs, and Maria Harneck. “ Echocardiography in Patients With Chest X-Ray Diagnosis of Cardiomegaly at an Academic Hospital in Zambia ”. Medical Journal of Zambia 45, no. 4 (April 18, 2019): 196–202. Accessed April 3, 2025. https://mjz.co.zm/index.php/mjz/article/view/201.