H Carreira 1,2, F Coutinho 1,3, C Carrilho 4,5 and N Lunet 1,2
1. Institute of Public Health of the University of Porto, Porto, Portugal
2. Department of Clinical Epidemiology, Predictive Medicine and Public Health of the University of Porto Medical School, Porto, Portugal 3. Department of Oncology, Centro Hospitalar do Porto, Porto, Portugal
H Carreira 1,2, F Coutinho 1,3, C Carrilho 4,5 and N Lunet 1,2
1. Institute of Public Health of the University of Porto, Porto, Portugal
2. Department of Clinical Epidemiology, Predictive Medicine and Public Health of the University of Porto Medical School, Porto, Portugal 3. Department of Oncology, Centro Hospitalar do Porto, Porto, Portugal