1. The outbreak of COVID-19: an overview;Yi-Chia;J. Chin. Med. Ass.,2020
2. World Health Organization, Geneva, Switzerland, Covid-19 statistics reports. https://www.who.int/news/ 2020 (accessed 10 September 2020).
3. Medical Dictionary, Normal Definition. https://medical-dictionary.thefreedictionary.com/normal 2020 (accessed 10 September 2020).
4. Morrow, David A.; Braunwald, Eugene, Classification and diagnosis of acute coronary syndromes". In David A. Morrow (ed.). Myocardial Infarction: A Companion to Braunwald's Heart Disease.(2016) 1–10. ISBN 978-0-323-35943-6.
5. ECG images dataset of cardiac and COVID-19 patients;Haider Khan;Mendeley Data, v1,2020