LU, MD, PHD, MHA, Shan. The 2009 Swine-Origin H1N1 Influenza Virus and Its Implications to Public Health. North American Journal of Medicine and Science, [S. l.], v. 3, n. 1, 2010. Disponível em: https://najms.com/index.php/najms/article/view/458. Acesso em: 30 apr. 2026.