Clinical characteristics and risk factors of patients with severe COVID-19 in Riyadh, Saudi Arabia: A retrospective study

by Fadilah S. Aleanizy, Fulwah Y. Alqahtani, Marzouqah S. Alanazi, Rania A.E.H. Mohamed, Bahauddeen M. Alrfaei, Mana M. Alshehri, Hajar AlQahtani, Ghalia Shamlan, Nassr Al-Maflehi, Maha M. Alrasheed, Ahmed Alrashed
Published 2021-09-01