[1] STATE UNIV UTRECHT HOSP,DEPT INTERNAL MED,DIV IMMUNOPATHOL,101 CATHARIJNESINGEL,3511 GV UTRECHT,NETHERLANDS
[2] STATE UNIV UTRECHT HOSP,INST PATHOL,3511 GV UTRECHT,NETHERLANDS
[3] STATE UNIV UTRECHT HOSP,DEPT GASTROENTEROL,3511 GV UTRECHT,NETHERLANDS