[1]
D. S. S. Kumar and D. . V. S. Savya, “Pulmonary hypertension in chronic lung diseases: a hospital-based cross-sectional observational study using echocardiographic assessment”., SJHR-Africa, vol. 7, no. 3, p. 9, Mar. 2026, doi: 10.51168/sjhrafrica.v7i3.2514.