1. COVID-19 Outbreak Management Branch, Los Angeles County Department of Public Health, Los Angeles, CA, USA
2. Rapid Assessment, Training and Evaluation Unit, Office of Health Assessment and Epidemiology, Los Angeles County Department of Public Health, Los Angeles, CA, USA
3. Community Field Services and Service Planning Area Regional Offices, Los Angeles County Department of Public Health, Los Angeles, CA, USA
4. Department of Health Policy and Management, University of California, Los Angeles (UCLA) Fielding School of Public Health, Los Angeles, CA, USA
5. Population Health Program, UCLA Clinical and Translational Science Institute, Los Angeles CA, USA
6. Department of Epidemiology, UCLA Fielding School of Public Health, Los Angeles, CA, USA
7. Department of Family Medicine, David Geffen School of Medicine at UCLA, Los Angeles CA, USA