1. Närhälsan Brämaregården Health Centre, Gothenburg, Sweden
2. Primary Health Care/School of Public Health and Community Medicine, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
3. Research and Development Primary Health Care, Research and Development Centre Gothenburg and Södra Bohuslän, Gothenburg, Sweden
4. Institute of Health and Care Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden