1. Department of Internal Medicine, University of New Mexico Health Sciences Center, Albuquerque, New Mexico, USA
2. Department of Internal Medicine, John H. Stroger Jr. Hospital of Cook County, Chicago, Illinois, USA
3. Division of Cardiology, Department of Medicine, John H. Stroger Jr. Hospital of Cook County, Chicago, Illinois, USA
4. Department of Psychiatry and Behavioral Sciences, University of New Mexico Health Sciences Center, Albuquerque, New Mexico, USA
5. Department of Internal Medicine, University of Kansas Medical Center, Kansas City, Kansas, USA
6. Division of Surgical Oncology, Department of Surgery, University of New Mexico Health Sciences Center, Albuquerque, New Mexico, USA