Durmaz, Seyfi, Ece Fidan Kucuk, Sera Simsek, Kevser Durgun, Emine Bilge Karakas, and Raika Durusoy. “Outcomes of COVID-19 Contact Tracing in Hospital Healthcare Workers: A Retrospective Cohort Study”. Journal of the Pakistan Medical Association 72, no. 4 (April 5, 2022): 707–713. Accessed May 1, 2026. https://jpma.org.pk/index.php/public_html/article/view/3615.