Buxò-Pujolrás, Maria, Health Inequalities Research Group - Employment Conditions Knowledge Network (GREDS-EMCONET), Department of Political and Social Sciences, Universitat Pompeu Fabra, Barcelona; Epidemiology Unit and Cancer Registry of Girona, Oncology Planning, Department of Health, Girona Biomedical Research Institute, Girona; Department of Computer Science and Applied Mathematics, Universitat de Girona, Girona, Spain