Affiliation: | aDepartment of Thoracic Surgery, Nashville, Tennessee;bDepartment of Vanderbilt-Ingram Cancer Center, Nashville, Tennessee;cDepartment of Vanderbilt University School of Medicine, Nashville, Tennessee;dDepartment of Institute for Medicine and Public Health, Nashville, Tennessee;eDepartment of Medicine, Division of Pulmonary and Critical Care Medicine, Vanderbilt University Medical Center, Nashville, Tennessee;fDepartment of Surgery, Nashville, Tennessee;gDepartments of Radiology, Nashville, Tennessee;hCenter for Health Services Research, Veterans Affairs Tennessee Valley Healthcare System, Nashville, Tennessee |