1. Department of Cardiology, Skaraborgs Hospital Skövde, Skövde, Sweden
2. Faculty of Caring Sciences, Work Life and Social Welfare, University of Borås, Borås, Sweden
3. School of Health Sciences, Skövde University, Skövde, Sweden
4. Research and Development Centre, Skaraborg Hospital Skövde, Skövde, Sweden
5. Prehospen, Centre for Prehospital Research, University of Borås, Borås, Sweden