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Posted inDr. Roach

Which type of flu shot is the best?

DEAR DR. ROACH: For the 2015-2016 flu season, we find a trivalent vaccine (three influenza virus), quadrivalent vaccine (four influenza virus) and high-dose trivalent recommended for seniors 65 and older. As a member of the senior group, I would like your opinion on the best choice. Why do they still supply the trivalent when the […]