Talebpour, Mohammad, Azar Hadadi, Alireza Oraii, and Haleh Ashraf. “Rationale and Design of a Registry in a Referral and Educational Medical Center in Tehran, Iran: Sina Hospital Covid-19 Registry (SHCo-19R)”. Advanced Journal of Emergency Medicine 4, no. 2s (March 22, 2020): e53. Accessed October 20, 2020. https://ajem.tums.ac.ir/index.php/ajem/article/view/361.