APA (7th ed.) Citation

GN, O., SG, S., DM, H., TK, T., & BJ, C. (2026). A systematic meta-analytic comparative evaluation of seasonal influenza vaccine effectiveness from test-negative design studies in the Northern Hemisphere pre/post COVID-19 pandemic. Vaccine, 88, 128956. https://doi.org/10.1016/j.vaccine.2026.128956

Chicago Style (17th ed.) Citation

GN, Okoli, Sullivan SG, Harper DM, Tsang TK, and Cowling BJ. "A Systematic Meta-analytic Comparative Evaluation of Seasonal Influenza Vaccine Effectiveness from Test-negative Design Studies in the Northern Hemisphere Pre/post COVID-19 Pandemic." Vaccine 88 (2026): 128956. https://doi.org/10.1016/j.vaccine.2026.128956.

MLA (9th ed.) Citation

GN, Okoli, et al. "A Systematic Meta-analytic Comparative Evaluation of Seasonal Influenza Vaccine Effectiveness from Test-negative Design Studies in the Northern Hemisphere Pre/post COVID-19 Pandemic." Vaccine, vol. 88, 2026, p. 128956, https://doi.org/10.1016/j.vaccine.2026.128956.