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Improving Control for Confounding by Frailty When Estimating Influenza Vaccine Effectiveness in Older Adults [Meeting Abstract: 984]

Citation

Zhang, H. T., McGrath, L. J., Wyss, R., Ellis, A. R., & Sturmer, T. (2015). Improving Control for Confounding by Frailty When Estimating Influenza Vaccine Effectiveness in Older Adults [Meeting Abstract: 984]. In International Conference on Pharmacoepidemiology and Therapeutic Risk Management, [24], pp. 561–561. .

Abstract