Mohsin, Shamaila, et al. “Post-Traumatic Stress Disorder (PTSD) Among Healthcare Workers of Tertiary Care Hospitals of Rawalpindi; Amid the COVID-19 Pandemic”. Pakistan Armed Forces Medical Journal, vol. 72, no. SUPPL-4, Dec. 2022, pp. S698-702, https://doi.org/10.51253/pafmj.v72iSUPPL-4.9641.