Aajami, Zahra, Abbas Kebriaeezadeh, and Shekoufeh Nikfar. “Direct and Indirect Cost of Managing Alzheimer’s Disease in the Islamic Republic of Iran”. Current Journal of Neurology 18, no. 1 (February 16, 2019): 7-12. Accessed August 6, 2020. http://ijnl.tums.ac.ir/index.php/ijnl/article/view/1680.