1. Computational Medicine Research Group, Institute of Clinical Medicine, Faculty of Medicine, University of Oulu and Biocenter Oulu, Oulu, Finland
2. NMR Metabonomics Laboratory, Laboratory of Chemistry, Department of Biosciences, University of Kuopio, Kuopio, Finland
3. Department of Internal Medicine, Clinical Research Center, University of Oulu and Biocenter Oulu, Oulu, Finland