Flu widespread in US with 17.8 million cases since October, but experts see 'low-severity' season USA TODAY How effective is this year's flu vaccine? CBS News Milder flu season may be due to a better flu vaccine match, report says NBCNews.com This Common Flu Virus Is a Growing Threat The Wall Street Journal How effective is this year's flu shot? CBS News View full coverage on Google News
Posted on: 15 February 2019 | 7:40 am
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