“A New Scientific Study towards Distinction of ECG Signals of a Normal healthy person and of a Congestive Heart Failure Patient”, J. Int. Acad. Phys. Sci., vol. 15, no. 4, pp. 413–433, Dec. 2011, Accessed: Oct. 23, 2026. [Online]. Available: http://www.iaps.org.in/journal/index.php/journaliaps/article/view/529