1. Centre for Research in Environmental Epidemiology (CREAL), Barcelona, Spain
2. CIBER Epidemiología y Salud Pública (CIBERESP), Barcelona, Spain
3. Universitat Pompeu Fabra, Departament de Ciències Experimentals i de la Salut (UPF), Barcelona, Spain
4. University of Montreal Hospital Research Center (CRCHUM), Montréal, Canada
5. GREFEMA (Grup de Recerca en Enginyeria de Fluids, Energia i Medi Ambient), Girona, Spain
6. University of Girona (UdG), Girona, Spain
7. IMIM (Hospital del Mar Medical Research Institute), Barcelona, Spain
8. Jordi Gol Institute for Primary Care Research (IDIAP-JordiGol), Girona Institute for Biomedical Research (IDIBGI), Catalan Institute of Health, Catalunya, Spain
9. Department of Medical Sciences, School of Medicine, University of Girona, Girona, Spain
10. Swiss Tropical and Public Health Institute, Basel, Switzerland
11. University of Basel, Basel, Switzerland