Santanu Chattopadhyay and  Gautam Sarkar and  Arabinda Das,  Wavelet-Based Classification of Myocardial Ischemia, Arrhythmia, Congestive Heart Failure and Sleep Apnea.   journal   = {International Journal of Medical and Health Sciences}, [online]. World Academy of Science, Engineering and Technology.
    January 2020, vol. 158(2). 49 - 52
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10011052.