Study registration: *
Publication Barlow R, medRxiv, 2021
Dates: 2020-12-30 to 2021-07-31
Funding: Public/non profit (Supported in part by an appointment to the Applied Epidemiology Fellowship Program administered by the Council of State and Territorial Epidemiologists (CSTE) and funded by the Centers for Disease Control and Prevention (CDC))
Conflict of interest: no COI (The authors have declared no competing interest.)