Clinical Characteristics, Laboratory Findings, Management, and Outcome of Severe Coronavirus Disease 2019 in Children at a Tertiary Care Center in Riyadh, Saudi Arabia: A Retrospec... oleh AbdulAziz AlMayouf, Dayel AlShahrani, Salwan AlGhain, Sarah AlFaraj, Yara Bashawri, Tariq AlFawaz, Egab AlDosari, Laila Al-Awdah, Mohammed AlShehri, Yara AlGoraini