Rodrigues Veiga, T. et al. 2004. Social Changes and Better Health Conditions of the Portuguese Population 1974-2000. Hygiea Internationalis: An interdisciplinary journal for the History of Public Health. 4, 1 (Dec. 2004), 255–276. DOI:https://doi.org/10.3384/hygiea.1403-8668.0441255.