[1] Sør-Trøndelag University College (HiST),Faculty of Nursing
[2] St. Olavs Hospital,Department of Cardiothoracic Surgery, Department of Cardiology and National Competence Centre for Complex Symptom Disorders
[3] Trondheim University Hospital,Department of Circulation and Medical Imaging
[4] Norwegian University of Science and Technology (NTNU),Department of Public Health and General Practice
[5] Norwegian University of Science and Technology (NTNU),Department of Cancer Research and molecular Medicine
[6] Norwegian University of Science and Technology (NTNU),Faculty of Nursing and Midwifery
[7] King’ College London,Clinical Service
[8] St Olavs Hospital,undefined
[9] Trondheim University Hospital,undefined