Affiliation: | 1. +45 7365 4014+45 2980 0997+45 7365 2002;2. Institute of Regional Health Services Research, University of Southern Denmark, Odense C, Denmark and King Christian X's Hospital for Rheumatic Diseases, , Graasten, Denmark;3. Research Unit of Nursing, Institute of Clinical Research, Faculty of Health Sciences, University of Southern Denmark, , Odense C, Denmark |