Meshki, Razieh, Leila Basir, Fatemeh Alidadi, Azam Behboudi, and Vahid Rakhshan. 2018. “Effects of Pretreatment Exposure to Dental Practice Using a Smartphone Dental Simulation Game on Children’s Pain and Anxiety: A Preliminary Double-Blind Randomized Clinical Trial”. Journal of Dentistry of Tehran University of Medical Sciences 15 (4), 250-58. http://jdt.tums.ac.ir/index.php/jdt/article/view/2437.