[1] Vanderbilt University School of Nursing,Department of Medicine
[2] Veterans Health Administration,Division of Maternal–Fetal Medicine
[3] Tennessee Valley Healthcare System,undefined
[4] Tennessee Valley Geriatric Research Education Clinical Center (GRECC),undefined
[5] Vanderbilt University Medical Center,undefined
[6] Vanderbilt Medical Center,undefined
[7] B-1100 Medical Center North,undefined