OSTRY, Aleck. The Roots of North America’s First Comprehensive Public Health Insurance System. Hygiea Internationalis: An interdisciplinary journal for the History of Public Health, [S. l.], v. 2, n. 1, p. 25–44, 2001. DOI: 10.3384/hygiea.1403-8668.012125. Disponível em: https://journal.ep.liu.se/hygiea/article/view/5749. Acesso em: 21 jul. 2025.