The level of immunity to the recently circulating H7N9 influenza virus in an urban and rural population in Vietnam is very low, according to the first population level study to examine human immunity to the virus, which was ...
May 21, 2013
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Laboratory tests have revealed resistance in some H7N9 bird flu patients to the only available treatment, said virologists who unveiled "concerning" study results on Tuesday.
May 28, 2013
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