1. Faculty of Nutrition and Food Sciences, University of Porto, 4150-180 Porto, Portugal
2. Basic and Clinical Immunology, Department of Pathology, Faculty of Medicine, University of Porto, 4200-319 Porto, Portugal
3. Epidemiology Research Unit, Laboratory for Integrative and Translational Research in Population Health, Institute of Public Health, University of Porto, 4050-600 Porto, Portugal
4. Immuno-Allergology Department, Centro Hospitalar São João, 4200-319 Porto, Portugal
5. Center for Health Technology and Services Research (CINTESIS@RISE) , Faculty of Medicine, University of Porto, 4200-319 Porto, Portugal
6. Center for Environmental and Respiratory Health Research (CERH), Population Health, University of Oulu, 90014 Oulu, Finland
7. Biocenter Oulu, University of Oulu, 90014 Oulu, Finland