Comparison of influenza vaccine effectiveness against outpatient and inpatient illness in the 2021–22 season : data from the US Flu VE Network, New Vaccine Surveillance Network (NVSN), and Flu and Other Viruses in the Acutely Ill Network (IVY)
Comparison of influenza vaccine effectiveness against outpatient and inpatient illness in the 2021–22 season : data from the US Flu VE Network, New Vaccine Surveillance Network (NVSN), and Flu and Other Viruses in the Acutely Ill Network (IVY)
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