1. Centre for Research in Environmental Epidemiology (CREAL), Barcelona, Spain
2. Hospital del Mar Research Institute (IMIM), Barcelona, Spain
3. CIBER Epidemiología y Salud Pública (CIBERESP), Barcelona, Spain
4. Pompeu Fabra University, Barcelona, Spain
5. Department of Environmental Chemistry, Institute of Environmental Assessment and Water Research (IDÆA-CSIC), Barcelona, Spain
6. Àrea de Salut de Menorca, IB-SALUT, Menorca, Spain