| Authors: |
Alcântara GLC; Institute of Public Health, ISPUP, University of Porto, Portugal., Pinello K; Population Studies Department (DEPOP), School of Medicine and Biomedical School (ICBAS), University of Porto, Porto, Portugal; EPIUnit ITR, Institute of Public Health of the University Porto, University of Porto (ISPUP), Porto, Portugal. Electronic address: kcpinello@icbas.up.pt., Severo M; Institute of Public Health, ISPUP, University of Porto, Portugal; EPIUnit ITR, Institute of Public Health of the University Porto, University of Porto (ISPUP), Porto, Portugal., Niza-Ribeiro J; Population Studies Department (DEPOP), School of Medicine and Biomedical School (ICBAS), University of Porto, Porto, Portugal; EPIUnit ITR, Institute of Public Health of the University Porto, University of Porto (ISPUP), Porto, Portugal. |