[1] UNIV S FLORIDA,DEPT PHARMACOL,TAMPA,FL 33613
[2] UNIV S FLORIDA,DEPT NEUROL,TAMPA,FL 33613
[3] UNIV S FLORIDA,DEPT BIOCHEM,TAMPA,FL 33613
[4] NEWCASTLE GEN HOSP,DEPT NEUROPATHOL,NEWCASTLE TYNE NE4 6BE,TYNE & WEAR,ENGLAND
[5] SMITHKLINE BEECHAM PHARMACEUT,HARLOW,ENGLAND