Narayana, V., H. N. Murthy, and R. Sharma. “Ascending Aortic Diameter Influence on the Left Ventricle Function in Hypertensives: A Study Using GE–P 100 Doppler Echocardiograph”. Asian Journal of Medical Sciences, vol. 5, no. 4, May 2014, pp. 6-10, doi:10.3126/ajms.v5i4.9862.