1. Department of Research, Education and Development, Region Halland, Halmstad, Sweden;
2. Primary Health Care Unit, Department of Public Health and Community Medicine, Institute of Medicine, The Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden;
3. Department of Health Care, Region Halland, Halmstad, Sweden;
4. FoU Spenshult, Halmstad, Sweden