1. Department of Social Epidemiology, Graduate School of Medicine, Kyoto University, Kyoto, Japan.
2. Research Service, Veterans Affairs Greater Los Angeles Healthcare System, Los Angeles, California, USA.
3. Division of General Internal Medicine and Health Services Research, Department of Medicine, University of California Los Angeles David Geffen School of Medicine, Los Angeles, California, USA.
4. Veterans Affairs Health Services Research & Development Center for the Study of Health Care Innovation, Implementation, and Policy; VA Greater Los Angeles Healthcare System, Los Angeles, California, USA.
5. Department of Biostatistics, University of California Los Angeles Fielding School of Public Health, Los Angeles, California, USA.
6. Division of Cardiology, Department of Medicine, Veterans Affairs Greater Los Angeles Healthcare System, Los Angeles, California, USA.
7. Division of Cardiology, Department of Medicine, University of California Los Angeles David Geffen School of Medicine, Los Angeles, California, USA.
8. Division of Endocrinology, Diabetes, and Metabolism, Department of Medicine, Veterans Affairs Greater Los Angeles Healthcare System, Los Angeles, California, USA.
9. Division of Endocrinology, Diabetes, and Metabolism, Department of Medicine, University of California Los Angeles David Geffen School of Medicine, Los Angeles, California, USA.