1. University of Iceland, Landspitali University Hospital, Reykjavik, Iceland
2. University of Porto Institute of Biomedical Sciences Abel Salazar, Portugal
3. Center for Health Technology and Services Research (CINTESIS), Porto, Portugal
4. Nursing School of Porto, Portugal
5. Center for Health Technology and Services Research at the Health, Research Network (CINTESIS@RISE), Porto, Portugal
6. University of Huelva, Spain
7. The Directorate of Health, Reykjavik, Iceland