GUARDADO MOREIRA, Maria João. Environmental Changes and Social Vulnerability in an Ageing Society: Portugal in the Transition from the 20th to the 21st Centuries. Hygiea Internationalis: An interdisciplinary journal for the History of Public Health, [S. l.], v. 9, n. 1, p. 397–409, 2010. DOI: 10.3384/hygiea.1403-8668.1091397. Disponível em: https://journal.ep.liu.se/hygiea/article/view/5810. Acesso em: 21 jul. 2025.