Vaccine effectiveness against COVID‐19 among symptomatic persons aged ≥12 years with reported contact with COVID‐19 cases, February–September 2021 - Chung, Jessie R.; Kim, Sara S.; Belongia, Edward A.; McLean, Huong Q.; King, Jennifer P.; Nowalk, Mary Patricia; Zimmerman, Richard K.; Moehling Geffel, Krissy; Martin, Emily T.; Monto, Arnold S.; Lamerato, Lois E.; Gaglani, Manjusha; et al. (Influenza and other respiratory viruses, 2022)
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