Study registration: *
Publication Chemaitelly H, N Eng J Med, 2021
Dates: 2021-01-01 to 2021-09-05
Funding: Mixed (Biomedical Research Program and the Biostatistics, Epidemiology, and Biomathematics Research Core at Weill Cornell Medicine–Qatar; the Ministry of Public Health; and Hamad Medical Corporation. The Qatar Genome Program provided the reagents for the viral genome sequencing.)
Conflict of interest: no COI (Hiam Chemaitelly, Laith Abu-Raddad I do not have any interests to disclose at this time.)