1. Registered Nurse, Blekinge Centre of Competence, Karlskrona, Sweden
2. General Practitioner, Blekinge Centre of Competence, Karlskrona, Sweden
3. Associate Professor, Blekinge Centre of Competence, Karlskrona, Sweden
4. Department of Health, Blekinge Institute of Technology, Karlskrona, Sweden and Blekinge Center of Competence, Karlskrona, Sweden