1. School of Economics and Management and CICS.NOVA.UMinho, University of Minho, Portugal
2. MEDCIDS - Department of Community Medicine, Information and Decision in Health and CINTESIS - Center for Health Technology and Services Research, Faculty of Medicine, University of Porto, Portuga & ADiT-LAB Polytechnic Institute of Viana do Castelo, Portugal
3. School of Business Studies, Polytechnic Institute of Viana do Castelo, Portugal