1. Neurology, UCLA, Los Angeles, California.
2. School of Medicine, UCSF, San Francisco, California.
3. Institute for Molecular Bioscience, University of Queensland, Brisbane, Queensland, Australia.
4. Human Genetics, UCLA, Los Angeles, California.
5. Baker IDI Heart and Diabetes Institute, Melbourne, Victoria, Australia.
6. University of Oulu Biocenter, Oulu, Finland.
7. NMR Metabolomics Laboratory, School of Pharmacy, University of Eastern Finland, Kuopio, Finland.
8. University of Bristol School of Medical Sciences, Population Health Science, Bristol, Bristol, United Kingdom.
9. Department of Medicine, University of Eastern Finland School of Medicine, Kuopio, Finland.
10. Departments of Epidemiology and Biostatistics, and Urology, UCSF, San Francisco, California.