1. Department of Medical Biochemistry and Genetics, Institute of Biomedicine, University of Turku, Turku, Finland.
2. Mehiläinen Itäkeskus Helsinki, Outpatient Clinic, Helsinki, Finland.
3. The Clinical Genetics Unit, Department of Pediatrics, Turku University Central Hospital, Turku, Finland.
4. Medicity Research Laboratories, University of Turku, Turku, Finland.
5. Department of Oncology, University of Turku, Turku, Finland.
6. Public Health Genomics Unit, National Institute of Health and Welfare, Helsinki, Finland.