[1] ROYAL POSTGRAD MED SCH,DEPT HISTOCHEM,LONDON W12 0HS,ENGLAND
[2] ROYAL POSTGRAD MED SCH,DEPT MED,LONDON W12 0HS,ENGLAND
[3] SOUTHAMPTON GEN HOSP,DEPT NEUROPATHOL,SOUTHAMPTON SO9 4XY,HANTS,ENGLAND
[4] FRENCHAY HOSP,DEPT NEUROPATHOL,BRISTOL BS16 1LE,AVON,ENGLAND
[5] RADCLIFFE INFIRM,DEPT NEUROPATHOL,OXFORD OX2 6HE,ENGLAND
[6] WASEDA UNIV,SCH EDUC,DEPT BIOL,TOKYO 160,JAPAN
[7] CHARING CROSS HOSP,DEPT NEUROL,LONDON W6 8RP,ENGLAND
[8] CHARING CROSS HOSP,DEPT BIOCHEM,LONDON W6 8RP,ENGLAND