[1] JOHNS HOPKINS UNIV,SCH MED,DEPT PATHOL,NEUROPATHOL LAB,509 PATHOL BLDG,600 N WOLFE ST,BALTIMORE,MD 21205
[2] CORNELL UNIV,MED CTR,DEPT NEUROL,NEW YORK,NY 10021
[3] CORNELL UNIV,MED CTR,DEPT NEUROSCI,NEW YORK,NY 10021
[4] JOHNS HOPKINS UNIV,SCH MED,DIV COMPARAT MED,BALTIMORE,MD 21205
[5] JOHNS HOPKINS UNIV,SCH MED,DEPT NEUROL,BALTIMORE,MD 21205
[6] WALTER REED ARMY MED CTR,DEPT NEUROL,WASHINGTON,DC 20012