Improving ECG-based COVID-19 diagnosis and mortality predictions using pre-pandemic medical records at population-scale. - Weijie Sun 004; Sunil Vasu Kalmady; Nariman Sepehrvand; Luan Manh Chu; Zihan Wang 007; Amir Salimi; Abram Hindle; Russell Greiner; Padma Kaul (CoRR, 2022)