1. IGOT Institute of Geography and Spatial Planning, University of Lisbon, Portugal
2. European Centre for Environment and Human Health, Department of Public Health and Sport Sciences, University of Exeter Medical School, Truro, UK
3. University of Coimbra, CEGOT, Faculty of Arts and Humanities, Coimbra, Portugal
4. CiTUR (Centre for Tourism Research, Development and Innovation), Estoril, Portugal