APA (7th ed.) Citation

CM, P., M, F., & JA, L. (2010). Pandemic (H1N1) 2009 reinfection, Chile. Emerging infectious diseases, 16(1), 156. https://doi.org/10.3201/eid1601.091420

Chicago Style (17th ed.) Citation

CM, Perez, Ferres M, and Labarca JA. "Pandemic (H1N1) 2009 Reinfection, Chile." Emerging Infectious Diseases 16, no. 1 (2010): 156. https://doi.org/10.3201/eid1601.091420.

MLA (9th ed.) Citation

CM, Perez, et al. "Pandemic (H1N1) 2009 Reinfection, Chile." Emerging Infectious Diseases, vol. 16, no. 1, 2010, p. 156, https://doi.org/10.3201/eid1601.091420.