1Department of Psychiatry and Behavioral Sciences, Division of Consultation-Liaison Psychiatry, University of Washington School of Medicine, 1959 NE Pacific Street, Box 356560, Seattle, WA 98195-6560, USA
2Mid American Heart Institute, University of Missouri, Kansas City, MO, USA
3Department of Cardiology, VA Puget Sound Health Care System, Seattle, WA, USA
4Division of Cardiology, Department of Medicine, University of Washington, Seattle, WA, USA
5Department of Radiology, University of Washington, Seattle, WA USA