Ahmed Siddique A, Saravanan S, Prasanna Karthik, Kannan R, and Magesh Kumar S. “A Study on Prevalence of Asymptomatic Cardiac Abnormalities in Patients With Chronic Tubulo Interstitial Syndrome by Echocardiography”. International Journal of Research in Pharmaceutical Sciences, vol. 11, no. (SPL 2), May 2020, pp. 297-01, https://ijrps.com/home/article/view/2292.