1. Centre for Adherence Research and Education, Institute of Pharmaceutical Science, King’s College London, London, United Kingdom
2. Research Clinic for Functional Disorders and Psychosomatics, Aarhus University Hospital, Aarhus, Denmark
3. Department of Clinical Medicine, Aarhus University, Aarhus, Denmark
4. Institute of Psychiatry, Psychology & Neuroscience (IoPPN), Department of Psychological Medicine, School of Academic Psychiatry, King’s College London, London, United Kingdom
5. Department of Psychological Sciences and Health, University of Strathclyde, Strathclyde, United Kingdom
6. Department of Rheumatology, Aarhus University Hospital, Aarhus, Denmark
7. Hogeschool Inholland, Inholland University of Applied Sciences, The Hague, Netherlands
8. Department of Clinical Medicine – Research Clinic for Functional Disorders, Aarhus University Hospital, Aarhus, Denmark