1. ISGlobal, Barcelona Institute for Global Health; Barcelona Spain
2. Department of Experimental and Health Sciences; Pompeu Fabra University; Barcelona Spain
3. Center for Biomedical Research in the Network of Epidemiology and Public Health; Madrid Spain
4. Public Health Division of Gipuzkoa, Basque Government; San Sebastián Spain
5. Biodonostia Health Research Institute; San Sebastián Spain
6. University Institute of Oncology of the Principality of Asturias and Area of Preventive Medicine and Public Health, Department of Medicine; University of Oviedo; Oviedo Asturias Spain
7. Epidemiology and Environmental Health Joint Research Unit, Foundation for the Promotion of Health and Biomedical Research of the Valencia Region; Jaume I University, and University of Valencia; Valencia Spain
8. Department of Environmental Health, T.H. Chan School of Public Health; Harvard University; Boston Massachusetts USA