1. Institute of Public Health and Clinical Nutrition, General Practice Unit, University of Eastern Finland, Kuopio, Finland;
2. Primary Health Care Unit, Kuopio University Hospital, Kuopio, Finland;
3. Department of Psychiatry, University of Helsinki and Helsinki University Hospital, Helsinki, Finland;
4. Unit of Primary Health Care, Helsinki University Central Hospital, Helsinki, Finland;
5. Department of General Practice, University of Helsinki, Helsinki, Finland;
6. School of Health and Social Studies, JAMK University of Applied Sciences, Jyväskylä, Finland;
7. Primary Health Care Unit, Central Finland Central Hospital, Jyväskylä, Finland;
8. Central Finland Central Hospital, Jyväskylä, Finland