> [With] these early efficacy results, we may be measuring the effects of an impressive front line army that spins up in response to the vaccine - but then we should be careful not to assume the same efficacy persists to hold that line after most of the troops disappear! [...] Only time and careful follow up will tell how much the >90% efficacy of the two vaccines holds after the early vaccine responses fade away.
Excerpt:
> [With] these early efficacy results, we may be measuring the effects of an impressive front line army that spins up in response to the vaccine - but then we should be careful not to assume the same efficacy persists to hold that line after most of the troops disappear! [...] Only time and careful follow up will tell how much the >90% efficacy of the two vaccines holds after the early vaccine responses fade away.