We used national sentinel surveillance data in China for 2005-2016 to examine the lineage-specific epidemiology of influenza B. Influenza B viruses circulated every year with relatively lower activity than influenza A. B/Yamagata was more frequently detected in adults than in children.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6056115PMC
http://dx.doi.org/10.3201/eid2408.180063DOI Listing

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