Do antibody responses to the influenza vaccine persist year-round in the elderly? A systematic review and meta-analysis

Young, B., Zhao, X., Cook, A. R., Parry, C. M., Wilder-Smith, A., & I-Cheng, M. C. (2017). Do antibody responses to the influenza vaccine persist year-round in the elderly? A systematic review and meta-analysis. Vaccine, 35(2), 212–221. https://doi.org/10.1016/j.vaccine.2016.11.013