B. Mzahim, F. Albrekkan, R. Schouten, A. . Al-Muhainy, K. . Al-Surimi, and N. S. Alhumaid, “The Risk of Post-Traumatic Stress Disorder (PTSD) among Frontline Healthcare Workers in Saudi Arabia during the COVID-19 Pandemic: A Cross-sectional Study”, JMLPH, vol. 2, no. 2, pp. 116–126, May 2022.