1Centre for Environmental and Marine Studies (CESAM), Department of Biology, University of Aveiro, Portugal.
2Beira Ria Health Unit, Aveiro Health Center, Ílhavo, Portugal; GRUBI - Systematic Reviews Group, Faculty of Health Sciences & UBIAir - Clinical & Experimental Lung Centre, CICS-UBI - Health Sciences Research Centre, University of Beira Interior, Covilhã, Portugal. Electronic address: tiago.maricoto@ubi.pt.
3GRUBI - Systematic Reviews Group, Faculty of Health Sciences & UBIAir - Clinical & Experimental Lung Centre, CICS-UBI - Health Sciences Research Centre, University of Beira Interior, Covilhã, Portugal; Department of Immunoallergology, Cova da Beira University Hospital Center, Covilhã, Portugal.
4Institute Desbrest of Epidemiology and Public Health, INSERM and Montpellier University, Department of Allergology and Respiratory Medicine, Montpellier University Hospital, Montpellier, France.
5Health and Environmental Risk Division, National Institute for Environmental Studies, Tsukuba, Japan.
6Comprehensive Health Research Centre (CHRC) and Department of Biology, School of Science and Technology, University of Évora, Portugal.