Geriatric Research, Education, and Clinical Center (GRECC) and Center for Health Services Research, Veterans Affairs Tennessee Valley Healthcare System, Nashville, Tennessee
Division of General Internal Medicine and Center for Health Services Research, Vanderbilt University School of Medicine, Nashville, Tennessee
Division of Allergy, Pulmonary and Critical Care Medicine, Vanderbilt University School of Medicine, Nashville, Tennessee
Institute for Medicine and Public Health, Vanderbilt University School of Medicine, Nashville, Tennessee