[1] Canc Council Victoria, Canc Epidemiol Div, Melbourne, Vic, Australia
[2] Univ Melbourne, Ctr Epidemiol & Biostat, Melbourne Sch Populat & Global Hlth, Melbourne, Vic, Australia
[3] Baker Heart & Diabet Inst, Phys Act Lab, Melbourne, Vic, Australia
[4] NCI, Metab Epidemiol Branch, Div Canc Epidemiol & Genet, Bethesda, MD 20892 USA
[5] Univ Cambridge, Sch Clin Med, Inst Metab Sci, MRC Epidemiol Unit, Cambridge, England