1. San Francisco Department of Public Health Office of Health Informatics, San Francisco, California, USA
2. University of California San Francisco, Department of Medicine, San Francisco, California, USA
3. San Francisco Department of Public Health Information Technology, San Francisco, California, USA
4. San Francisco Department of Public Health, Population Health Division, San Francisco, California, USA
5. University of California San Francisco, Department of Epidemiology and Biostatistics, San Francisco, California, USA
6. San Francisco General Hospital and University of California San Francisco Department of Medicine, Division of Pulmonary, Critical Care, and Sleep, San Francisco, California, USA
7. University of California San Francisco Department of Family and Community Medicine, San Francisco California, USA
8. University of California San Francisco, Department of Medicine, Division of General Internal Medicine, San Francisco, California, USA
9. University of California San Francisco Center for Vulnerable Populations, San Francisco, California, USA