M. Attia, M. E. Mahfouz, K. Almalki, N. Almalki, S. Alabbasi, and A. Alharthi, “Prevalence and Pattern of Skin Manifestations in COVID-19 Patients; A Cross-Sectional Observational Study in Saudi Arabia”, ijirms, vol. 6, no. 07, pp. 401–407, Jul. 2021.