Shakibnia P, Heidari Ahmadi R, Fallah F, Ebrahimzadeh F, Sadeghi Dosari A, Mojtahedi A, Hajipour N, Sharifi Luyeh M, Taati Moghadam M. Iran as the Center of challenges in the Middle East for the Outbreak of COVID-19 Delta Variant. Iran. Red. Crescent. Med. J. [Internet]. 2021 Nov. 15 [cited 2022 May 27];23(11). Available from: https://www.ircmj.org/index.php/IRCMJ/article/view/1394