And it has been retracted. But not after being picked up by the press and quoted in congressional testimony.  The things wrong with this paper are too numerous to summarize here. But read it yourself.  It’s got lots of numbers but it is pretty layman-friendly.  Upshot: covid mRNA vaccines are very effective and very safe (but nearly everyone knows this already).

Guest post: A terrible academic paper has fueled renewed anti-vax journalism – it must be retracted