K. Sabgatallah, Arsan Mustafa, and Naji AbdulSattar Mahmood. “Formulating a Strategic Scenario for Health Security Management: Coronavirus ’Covid-19’ Example Field Study in Kirkuk Health Director”. Tikrit Journal of Administrative and Economic Sciences, vol. 17, no. 53, 1, Mar. 2021, pp. 377-94, doi:10.25130/tjaes.17.53.1.22.