Mokhber Dezfuli, Mojtaba, Omid Mosafaeii Rad, Fariba Ghorbani, Behrooz Farzanegan, Elham Mir-Moeini, and Mohammad Behgam Shadmehr. “COVID-19 Patients from Hospitalization to Tracheostomy, the Experience of a ‎high Volume Center”. Iranian Red Crescent Medical Journal 24, no. 7 (July 24, 2022). Accessed August 13, 2022. https://ircmj.com/index.php/IRCMJ/article/view/1598.