Chaturvedi, M. ., B. . Kumar Gupta, M. . Rana, D. . Mittal, and N. . verma. “Evaluation Of Right Ventricular Dysfunction By Tapse In Patients Of Chronic Valvular Heart Disease”. Journal of Neonatal Surgery, vol. 14, no. 29S, May 2025, pp. 473-8, https://www.jneonatalsurg.com/index.php/jns/article/view/6823.