1. Department of Screening, Cancer Registry of Norway, Oslo, Norway
2. Nottingham University Hospitals NHS Trust, Nottingham, UK
3. Centre de Recherche du, CHU de Québec and Centre des Maladies du Sein Deschênes-Fabia, Hôpital du Saint-Sacrement, Quebec, Canada
4. Discipline Medical Radiation Sciences, The University of Sydney, Lidcombe, NSW, Australia
5. Institut National de santé Publique du Québec, Canada
6. CHS National Cancer Control Center, Lady Davis Carmel Medical Center, Haifa, Israel
7. Department of Family Medicine, University of Vermont, Burlington, VT, USA