1. Community Health Systems, School of Nursing, University of California, San Francisco, San Francisco, California, USA.
2. Alliance Health Project, Department of Psychiatry and Behavioral Sciences, School of Medicine, University of California, San Francisco, San Francisco, California, USA.
3. The PRIDE Study/PRIDEnet, Stanford University School of Medicine, Stanford, California, USA.
4. Center for Tobacco Control and Research and Education, University of California, San Francisco, San Francisco, California, USA.
5. Division of Prevention Science, Department of Medicine, University of California, San Francisco, San Francisco, California, USA.
6. College of Dentistry, Translational Research Center, New York University, New York, New York, USA.
7. Rory Meyers College of Nursing, New York University, New York, New York, USA.
8. Department of Psychology, College of Social Sciences, San José State University, San José, California, USA.
9. Department of Obstetrics and Gynecology, Stanford University School of Medicine, Stanford, California, USA.
10. Division of Nephrology, Department of Medicine, Stanford University School of Medicine, Stanford, California, USA.
11. Department of Epidemiology and Population Health, Stanford University School of Medicine, Stanford, California, USA.