The Flu Vaccine Is Working Better Than Expected, C.D.C. Finds

A preliminary analysis finds the vaccine 25 percent effective against this year’s dangerous H3N2 strain, and twice as effective in children. DONALD G. McNEIL Jr. http://ift.tt/2EsmfI4 http://ift.tt/2EGl7nz The New York Times Health Vaccination and Immunization, Influenza February 15, 2018 at 12:00AM