1. Department of Clinical Research University of Southern Denmark Odense Denmark
2. Department of Gastroenterology Herlev and Gentofte University Hospital Copenhagen Denmark
3. Department of Clinical Medicine Faculty of Health and Medical Sciences University of Copenhagen Copenhagen Denmark
4. Division of Nursing Department of Neurobiology, Care Sciences and Society Karolinska Institute Stockholm Sweden
5. School of Health Sciences Faculty of Nursing University of Iceland Reykjavík Iceland
6. Nursing and Midwifery Care Research Center Adult Health Nursing Department School of Nursing and Midwifery Isfahan University of Medical Sciences Isfahan Iran
7. Landspitali the National and University Hospital and Faculty of Nursing University of Iceland Reykjavík Iceland