Hussin, Khalida, Khairul Azami Sidek, and Ahmad Fadzil Ismail. 2018. “Heart Abnormality Detection Using Acceleration Plethysmogram Signal”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC) 10 (1-6):21-24. https://jtec.utem.edu.my/jtec/article/view/3657.