Yusheng Zhai

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OBJECTIVE Prevention of influenza among infants and young children is a public health priority because of their high risk for influenza-related complications. Depending on a child's age and previous influenza vaccination history, they are recommended to receive either 1 dose or 2 doses of influenza vaccine to be considered fully vaccinated against influenza(More)
The National Immunization Survey-Flu (NIS-Flu) is an ongoing, national telephone survey of households with children in the United States used to measure influenza vaccination coverage. The data collected by NIS-Flu have similarities to data typically analyzed using survival analytic procedures. Estimates of vaccination coverage from the NIS-Flu survey are(More)
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