1School of Population and Global Health, University of Melbourne, Carlton, VIC 3053, Australia
2Department of Radiology, Alfred Health, Prahran, Vic, Australia
3Medical Benefits Scheme Analytics Section, Department of Health and Ageing, Canberra, ACT, Australia
4Department of Diagnostic Imaging, Southern Health, and Monash University Southern Clinical School, Clayton, Vic, Australia
5Biostatistics Group, International Agency for Research on Cancer, Lyon, France
6Cancer Epidemiology Centre, Cancer Council Victoria, Carlton, Vic, Australia
7Diagnostic Imaging and Nuclear Medicine Section, Australian Radiation Protection and Nuclear Safety Agency, Yallambie, Vic, Australia
8Data Linkage Unit, Australian Institute of Health and Welfare, Canberra, Australia
9Faculty of Health, University of Canberra, Canberra, Australia
10Clinical Trial Service Unit and Epidemiological Studies Unit, University of Oxford, Oxford, UK
11Medical Imaging, Royal Children’s Hospital Melbourne, Parkville, Vic, Australia