1. Department of Family and Preventive Medicine, University of California, San Diego, La Jolla2Department of Medicine, University of California, San Diego, La Jolla
2. Department of Family and Preventive Medicine, University of California, San Diego, La Jolla
3. Department of Medicine, University of California, San Diego, La Jolla
4. Department of Biostatistics, University of Washington, Seattle
5. Department of Epidemiology, University of Pittsburgh, Pittsburgh, Pennsylvania
6. Department of Radiology and Radiological Sciences, Vanderbilt University, Nashville, Tennessee
7. Division of Cardiology, Los Angeles Biomedical Research Institute at Harbor-UCLA Medical Center, Los Angeles