Glenn Kessler @GlennKesslerWP
RT @JasonUkman: Can't get everything you want in a headline all the time, but wish this one said the study is at odds with some other paper… — PolitiTweet.org
Apoorva Mandavilli @apoorva_nyc
NEW: The J&J coronavirus vaccine is much less effective against Delta and Lambda variants than against the original… https://t.co/XR5rU…