[1] Tennessee Valley Healthcare Vet Affairs TVH VA, Dept Neurol, Nashville, TN 37212 USA
[2] Vanderbilt Univ, Med Ctr, Dept Biomed Informat, Room 1418,2525 West End Ave, Nashville, TN 37203 USA
[3] Vanderbilt Univ, Dept Biostat, Med Ctr, Nashville, TN 37203 USA
[4] Vanderbilt Univ, Med Ctr, Dept Med, Nashville, TN 37203 USA
[5] Yale Univ, Sch Med, Dept Biomed Informat & Data Sci, New Haven, CT 06520 USA
[6] VA Connecticut Healthcare Syst, West Haven, CT USA
[7] HENRY M JACKSON FDN ADVANCEMENT MIL MED, CTR MED EDUC TECHNOL, ROCKVILLE, MD USA
[8] Uniformed Serv Univ Hlth Sci, Riverdale, MD USA