Prevalence of Pulmonary Hypertension and Its Severity in Patients With Chronic Obstructive Pulmonary Disease. Journal of College of Medical Sciences-Nepal, [S. l.], v. 22, n. 2, p. 117–123, 2026. DOI: 10.3126/jcms.v22i2.74552. Disponível em: https://www.nepjol.info/index.php/JCMSN/article/view/74552. Acesso em: 4 jul. 2026.