May 21 -- THURSDAY, May 21 (HealthDay News) -- Some older people may have partial immunity to the new H1N1 swine flu virus because of possible exposure to another H1N1 flu strain circulating prior to ...
July 3 -- THURSDAY, July 2 (HealthDay News) -- Scientists have uncovered some intriguing clues about why the new swine flu frequently brings on gastrointestinal distress and vomiting, symptoms not ...
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