Affiliations

• ¹ The Dartmouth Institute for Health Policy and Clinical Practice, Geisel School of Medicine, HB 7505, 1 Medical Center Drive, Lebanon, NH 03756, USA; Department of Medicine, Dartmouth-Hitchcock Medical Center, (DHMC), HB 7505, 1 Medical Center Drive, Lebanon, NH 03756, USA; Department of Community and Family Medicine, Dartmouth-Hitchcock Medical Center (DHMC), HB 7505, 1 Medical Center Drive, Lebanon, NH 03756, USA.
• ² Baylor Heart and Vascular Institute, 621 North Hall Street, H030, Dallas, TX 75226, USA.
• ³ Geriatrics Research Education & Clinical Center (GRECC), Tennessee Valley Healthcare System (TVHS), Veteran's Health Administration, USA; Division of General Internal Medicine, Department of Medicine, Vanderbilt University School of Medicine, Nashville, TN 37232, USA; Department of Biomedical Informatics, Vanderbilt University School of Medicine, Nashville, TN 37232, USA; Department of Biostatistics, Vanderbilt University School of Medicine, Nashville, TN 37232, USA.