1. Systems Epidemiology, Baker Heart and Diabetes Institute, Melbourne, VIC, Australia
2. Computational Medicine, Faculty of Medicine, University of Oulu and Biocenter Oulu, Oulu, Finland
3. NMR Metabolomics Laboratory, School of Pharmacy, University of Eastern Finland, Kuopio, Finland
4. Medical Research Council Integrative Epidemiology Unit, University of Bristol, Bristol, UK
5. Population Health Science, Bristol Medical School, University of Bristol, Bristol, UK
6. Medical Research Council Population Health Research Unit, University of Oxford, Oxford, UK
7. Clinical Trial Service Unit & Epidemiological Studies Unit, Nuffield Department of Population Health, University of Oxford, Oxford, UK
8. National Institute for Health Research Oxford Biomedical Research Centre, Oxford University Hospital, Oxford, UK