[1] ROYAL MARSDEN HOSP,DEPT HISTOPATHOL,SUTTON,SURREY,ENGLAND
[2] INST CANC RES,SUTTON SM2 5PX,SURREY,ENGLAND
[3] ROYAL POSTGRAD MED SCH,DEPT IMMUNOL,LONDON W12 0HS,ENGLAND
[4] STATE UNIV UTRECHT HOSP,DEPT INTERNAL MED,DIV IMMUNOPATHOL,3511 GV UTRECHT,NETHERLANDS
[5] STATE UNIV UTRECHT HOSP,INST PATHOL,3511 GV UTRECHT,NETHERLANDS