1. Centre for Research in Environmental Epidemiology (CREAL), Barcelona, Catalonia, Spain
2. Universitat Pompeu Fabra, Barcelona, Catalonia, Spain
3. CIBER Epidemiologia y Salud Pública (CIBERESP), Barcelona, Catalonia, Spain
4. Department of Genes and Environment, Division of Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
5. Swiss Tropical and Public Health Institute, Basel, Switzerland
6. University of Basel, Basel, Switzerland
7. Institute of Environmental Assessment and Water Research (IDAEA-CSIC), Barcelona, Catalonia, Spain
8. IMIM (Hospital del Mar Medical Research Institute), Barcelona, Catalonia, Spain
9. Department of Epidemiology and Biostatistics, Imperial College London, United Kingdom
10. Department of Child and Adolescent Psychiatry/Psychology, Erasmus University Medical Centre–Sophia Children’s Hospital, Rotterdam, the Netherlands