[1] MED COLL GEORGIA,DEPT NEUROL,AUGUSTA,GA 30912
[2] CASE WESTERN RESERVE UNIV HOSP,DEPT NEUROL,CLEVELAND,OH 44106
[3] JOHNS HOPKINS UNIV HOSP,DEPT NEUROL,BALTIMORE,MD 21205
[4] MAYO CLIN & MAYO FDN,DEPT NEUROL,ROCHESTER,MN 55901
[5] MAYO CLIN & MAYO FDN,DEPT IMMUNOL,ROCHESTER,MN 55901