[1] KINGSTON GEN HOSP,KINGSTON K7L 2V7,ONTARIO,CANADA
[2] UNIV AMSTERDAM,ACAD MED CTR,DEPT GASTROENTEROL,1105 AZ AMSTERDAM,NETHERLANDS
[3] YESHIVA UNIV ALBERT EINSTEIN COLL MED,LIVER RES CTR,BRONX,NY 10461
[4] MCGILL UNIV,DEPT MED,MONTREAL H3A 2T5,QUEBEC,CANADA
[5] TNO,INST APPL RADIOBIOL & IMMUNOL,DEPT GENE THERAPY,RIJSWIJK,NETHERLANDS