SURANAGI, M. J.; SUBRAMANYAM, K.; SUBRAMANI, K. S.; SRINIVASA, K. H. Tissue doppler imaging for estimation of left ventricular filling pressure in patients with systolic and diastolic heart failure: a comparative simultaneous doppler catheterization study. International Journal of Advances in Medicine, [S. l.], v. 7, n. 2, p. 319–325, 2020. DOI: 10.18203/2349-3933.ijam20200088. Disponível em: https://www.ijmedicine.com/index.php/ijam/article/view/2141. Acesso em: 24 dec. 2025.