1. ISGlobal, CREAL (Centre for Research in Environmental Epidemiology), Barcelona, Spain
2. Universitat Pompeu Fabra, Barcelona, Spain
3. CIBERESP (Centro de Investigación Biomédica en Red Epidemiología y Salud Pública), Madrid, Spain
4. Epidemiology and Environmental Health Joint Research Unit, FISABIO (La Fundación para el Fomento de la Investigación Sanitaria y Biomédica de la Comunitat Valenciana)−Universitat Jaume I−Universitat de València, Valencia, Spain
5. Agency for Health Quality and Assessment of Catalonia (AQuAS), Catalonia Ministry of Health, Spain
6. Department of Medicine, University of Oviedo, Oviedo, Spain
7. Faculty of Psychology, University of the Basque Country UPV/EHU, San Sebastián, Basque Country, Spain
8. Biodonostia Health Research Institute, San Sebastian, Basque Country, Spain
9. Servicio de Pediatría, Hospital San Agustín, Avilés, Spain
10. Department of Child and Adolescent Psychiatry/Psychology, Erasmus University Medical Centre–Sophia Children’s Hospital, Rotterdam, The Netherlands
11. Cancer Epidemiology Unit-CeRMS (Il Centro di Ricerca in Medicina Sperimentale), Department of Medical Sciences, University of Turin and CPO-Piemonte, Turin, Italy
12. Sub-Directorate for Public Health of Guipúzcoa, Department of Health, Government of the Basque Country, San Sebastián, Basque Country, Spain
13. IMIM-Parc Salut Mar, Barcelona, Spain