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Mutation made flu shot ineffective
CDC: Flu Shot Less Effective This Year Because Current Virus Has Mutated
Study: Flu Shots Ineffective?
Fears flu vaccine could be ineffective
Mutated Flu Virus and Current Vaccines
Flu shot not effective?
Catching the flu even with a vaccine
H7N9, a flu mutation causing deaths in China
ASK UNMC! What is the ineffectiveness of this year's flu vaccine and what should I know?
Why is the flu shot so ineffective?
Should You Get the Flu Shot in 2023? Full Video on Youtube @TraumacistRx! #flu #vaccine #flushot
Flu Shot Remains Your Best Flu Protection, Even With Mutated Strain