Aslam, M., M. T. Zehri, H. Mandoklel, R. Kamal, and M. Din. “Lower Mortality Rate in Health Workers and Their families infected With COVID-19 Associated Pneumonia in Quetta, Baluchistan”. Pakistan Journal of Medical Sciences, Vol. 37, no. 7, Oct. 2021, doi:10.12669/pjms.37.7.4060.