1. Instituto de Investigación Biosanitaria (ibs.GRANADA); Granada; Spain
2. Department of Radiology; University of Granada; Spain
3. CIBER de Epidemiología y Salud Pública (CIBERESP); Granada, Madrid, Spain
4. Center for Research in Environmental Epidemiology (CREAL); Barcelona; Spain
5. Pompeu Fabra University; Barcelona; Spain