Symptom Prediction and Mortality Risk Calculation for COVID-19 Using Machine Learning. - Elham Jamshidi; Amirhossein Asgary; Nader Tavakoli; Alireza Zali; Farzaneh Dastan; Amir Daaee; Mohammadtaghi Badakhshan; Hadi Esmaily; Seyed Hamid Jamaldini; Saeid Safari; Ehsan Bastanhagh; Ali Maher; et al. (Frontiers Artif. Intell., 2021)