[1] Int Agcy Res Canc, Sect Canc Informat, F-69372 Lyon 08, France
[2] CPO Ctr Epidemiol & Prevent Oncol Piedmont, Piedmont Canc Registry, Turin, Italy
[3] Erasmus MC, Dept Publ Hlth, Rotterdam, Netherlands
[4] Comprehens Canc Ctr South IKZ, Eindhoven, Netherlands
[5] Natl Canc Registry, Cork, Ireland