Afzal Aghaei, M., S. Norouzi, A. Khorsand Vakilzadeh, and F. Abedi. “Cause and Outcome of Preventable Accidents in the Elderly; An Epidemiologic Study”. Iranian Journal of Emergency Medicine, vol. 3, no. 1, Feb. 2016, pp. 33-28, doi:10.22037/ijem.v3i1.10750.