[1] UNIV TEXAS,HLTH SCI CTR,DEPT PHARMACOL,SAN ANTONIO,TX 78284
[2] SUNY STONY BROOK,DEPT NEUROBIOL & BEHAV,STONY BROOK,NY 11794
[3] CHILDRENS HOSP MED CTR,BOSTON,MA 02115
[4] CORNELL UNIV,SCH MED,DEPT NEUROL & NEUROSURG,ITHACA,NY 14853
[5] HARVARD UNIV,SCH MED,DEPT PATHOL,BOSTON,MA 02115