[1] Peter MacCallum Canc Ctr, Surg Oncol Res Lab, East Melbourne, Vic, Australia
[2] Univ Melbourne, St Vincents Hosp, Dept Surg, Melbourne, Vic, Australia
[3] Univ Cambridge, Hutchison MRC Res Ctr, MRC Canc Unit, Cambridge, England
[4] Peter MacCallum Canc Ctr, Epithelial Stem Cell Biol Lab, East Melbourne, Vic, Australia
[5] Univ Melbourne, Sir Peter MacCallum Dept Oncol, Melbourne, Vic, Australia
[6] Int Agcy Res Canc, Lyon, France