1. a Department of Psychiatry and Human Behavior , Warren Alpert Medical School, Brown University , Providence, RI, USA
2. b Department of Cardiology, Rhode Island Hospital , Warren Alpert Medical School, Brown University , Providence, RI, USA
3. c Division of Cardiology, Brigham and Women's Hospital and Geriatric Research, Education, and Clinical Care, VA Boston Health Care System, Harvard Medical School , Boston, MA, USA
4. h Department of Medicine, National Jewish Medical and Research Center, and Department of Psychiatry , University of Colorado , Denver, Colorado, USA
5. d Department of Psychology , The University of Texas at Austin , Austin, TX, USA
6. e Department of Psychology , Kent State University , Kent, OH, USA
7. f Department of Neurology , Boston University School of Medicine , Boston, MA, USA
8. g Department of Psychology, Behavioral Neuroscience , University of Missouri , St. Louis, MO, USA