Dr. P.K.A. Chitra, Dr. P. Udaykumar,. “Exploratory Analysis to Predict Heart Disease Occurrence through Machine Learning Approaches”. International Journal of Advanced Science and Technology, Vol. 29, no. 9s, May 2020, pp. 2702 -09, http://sersc.org/journals/index.php/IJAST/article/view/15434.