[1]
M. Saeed, K. . Akhtar, A. Sadiq, M. . Ikram, K. . Ahmad, and S. . Rafique, “Comparison of Pulmonary Vascular Resistance Measurements  by  Echocardiography   and Cardiac Catheterization”, Pak Armed Forces Med J, vol. 75, no. SUPPL-7, pp. S1099-S1104, Nov. 2025, doi: 10.51253/pafmj.v75iSUPPL-7.13464.