Phew. We will be saved . . .
In other news: Covid-19 vaccine trials cannot tell us if they will save lives None of the current trials are …
In other news: Covid-19 vaccine trials cannot tell us if they will save lives None of the current trials are …
Source: Covid-19: Do many people have pre-existing immunity? | The BMJ Covid-19: Do many people have pre-existing immunity? BMJ 2020; 370 doi: https://doi.org/10.1136/bmj.m3563 (Published 17 …