Keshtegar, A., B. Rezaei, M. Jalili, M. A. Sarhadinasb, and T. Fani. “Study of Factors Affecting Disability and Job Stress in Zahedan University of Medical Sciences”. International Review of Management and Marketing, vol. 8, no. 1, Jan. 2018, pp. 68-72, https://www.econjournals.com/index.php/irmm/article/view/6050.