Soltani, Ahmad, and Shahram Mohaghegh. “Reliability and Validity of Persian Version of WHO Mass Gathering COVID-19 Risk Assessment Tool- Generic Events in Iranian Population”. Iranian Red Crescent Medical Journal 25, no. 2 (February 25, 2023). Accessed March 27, 2023. https://ircmj.com/index.php/IRCMJ/article/view/2320.