https://www.cnbc.com/2021/02/19/cdc-says-these-are-the-most-common-side-effects-people-report-after-getting-covid-vaccine.html
https://www.nbcnews.com/news/us-news/78-year-old-woman-dies-california-vaccination-site-after-being-n1257885
https://www.theatlantic.com/science/archive/2021/02/misuing-antibody-tests/617981/
Antibody or “titers” were the gold standard for the double blind placebo trials for vaccines. What happened?
A Florida physician developed an unusual blood disorder shortly after he received the Pfizer vaccine. It is not yet known if the shot is linked to the illness.
https://www.bmj.com/content/372/bmj.n149/rapid-responses