H E Tervonen1,2, F Bray3, S Foliaki4, D Roder1,5. 1. School of Health Sciences, Centre for Population Health Research, University of South Australia, Adelaide, SA, Australia. 2. Cancer Institute NSW, Alexandria, Sydney, NSW, Australia. 3. Section of Cancer Surveillance, International Agency for Research on Cancer, Lyon Cedex 08, France. 4. Centre for Public Health Research, Massey University, Wellington, New Zealand. 5. South Australian Health and Medical Research Institute (SAHMRI), North Terrace, Adelaide, SA, Australia.