Clinical Profile and Echocardiographic Evaluation of COPD Patients Admitted in a Tertiary Care Hospital. Journal of Medicine, [S. l.], v. 25, n. 2, p. 115–120, 2024. DOI: 10.3329/jom.v25i2.74307. Disponível em: https://banglajol.info/index.php/JOM/article/view/74307. Acesso em: 10 jul. 2026.