Longer than usual and M-shaped: CDC says 2018-19 flu season …
https://www.cnn.com/2019/06/20/health/2018-19-flu-season-recap-cdc/index.html
WebJun 20, 2019 · CNN — Lasting 21 weeks, the 2018-19 flu season was not only the longest in a decade, it was unusually marked by two separate waves of influenza A sickness, the US …
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