How will we know if we need COVID vaccine boosters?If we observe that:(1) Vaccine protection wanes over time.(2) New immune escape variants emerge, resulting in a vaccine-strain mismatch.These are distinct reasons. We can imagine how we would distinguish these in the data.— Natalie E. Dean, PhD (@nataliexdean) May 27, 2021
How will we know if we need COVID vaccine boosters?If we observe that:(1) Vaccine protection wanes over time.(2) New immune escape variants emerge, resulting in a vaccine-strain mismatch.These are distinct reasons. We can imagine how we would distinguish these in the data.