CDC Warns More Severe Flu Strain A H3N2 Accounts For Almost Half Of New Cases.

U.S. News & World Report (2/22, Reinberg) reports on Friday, CDC officials cautioned that the flu season continues to spread, with the predominant strain shifting from influenza A H1N1 to influenza A H3N2, which is more severe. Lynnette Brammer, lead of C...