Usman, S., Sattar, A., Shahzad, K., Baig, Z. Iqbal, Khan, M. Ali, Malik, M. W., Ansari, J., & Ashraf, N. "Descriptive Analysis of Health Screening for COVID-19 at Points of Entry in Pakistan According to the Centers for Disease Control and Prevention Guidelines", International Journal of Travel Medicine and Global Health, 10, 3, 2022, 108-113. doi: 10.34172/ijtmgh.2022.20