H. I. Asfour, N. Hariri, N. A.-G. Tayyib, F. J. Alsolami, and G. Lindsay, “The Association of Knowledge, Perception and Attitude of COVID-19 with the Psychological Status of the Public in Saudi Arabia”, J Liaq Uni Med Health Sci, vol. 21, no. 03, pp. 202–208, Oct. 2022.