Hussain, A.; Satti, L.; Hanif, F.; Shoaib, M.; Ghauri, M. A.; Niazi, G. A. K.; Khan, M. N.; Sana, F.; Yunus, F. Clinical and Virological Course of SARS-CoV 2 Infected Patients in a Tertiary Care Hospital in Pakistan. J Ayub Med Coll Abbottabad 2021, 32, 602-606.