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What do I need to know about vaccine boosters? Mix or match? - WHYY
Mix and match' Covid vaccine boosters are effective, NIH study finds
Results of NIH mix-and-match COVID-19 booster trial published
Delta-hit ASEAN turns to vaccine 'mixing and matching,' boosters - Nikkei Asia
What We Know About Mixing and Matching COVID Vaccines
AstraZeneca on X: "Mixing #vaccines (vaccine interchangeability) is when a person receives an initial dose of one vaccine and a booster dose or doses of another vaccine. The different vaccines used may