Cite
Prior infection with classical swine H1N1 influenza viruses is associated with protective immunity to the 2009 pandemic H1N1 virus.
MLA
Kash, John C., et al. “Prior Infection with Classical Swine H1N1 Influenza Viruses Is Associated with Protective Immunity to the 2009 Pandemic H1N1 Virus.” Influenza & Other Respiratory Viruses, vol. 4, no. 3, May 2010, pp. 121–27. EBSCOhost, https://doi.org/10.1111/j.1750-2659.2010.00132.x.
APA
Kash, J. C., Li Qi, Dugan, V. G., Jagger, B. W., Hrabal, R. J., Memoli, M. J., Morens, D. M., & Taubenberger, J. K. (2010). Prior infection with classical swine H1N1 influenza viruses is associated with protective immunity to the 2009 pandemic H1N1 virus. Influenza & Other Respiratory Viruses, 4(3), 121–127. https://doi.org/10.1111/j.1750-2659.2010.00132.x
Chicago
Kash, John C., Li Qi, Vivien G. Dugan, Brett W. Jagger, Rachel J. Hrabal, Matthew J. Memoli, David M. Morens, and Jeffery K. Taubenberger. 2010. “Prior Infection with Classical Swine H1N1 Influenza Viruses Is Associated with Protective Immunity to the 2009 Pandemic H1N1 Virus.” Influenza & Other Respiratory Viruses 4 (3): 121–27. doi:10.1111/j.1750-2659.2010.00132.x.