SHEDDEN, William Ian. The Causation and Spread of Epidemic Influenza. Res Medica, [S. l.], v. 1, n. 3, 2013. DOI: 10.2218/resmedica.v1i3.321. Disponível em: https://journals.ed.ac.uk/resmedica/article/view/321. Acesso em: 3 jul. 2024.