https://www.nejm.org/doi/full/10.1056/NEJMp2215780 > I believe we should stop trying to prevent all symptomatic infections in healthy, young people by boosting them with vaccines containing mRNA from strains that might disappear a few months later.
> The FDA and CDC said that other large studies, the CDC's Vaccine Adverse Event Reporting System, other countries' databases and Pfizer-BioNTech's databases had not flagged this safety issue, adding that it requires more investigation. > Although the totality of the data currently suggests that it is very unlikely that the signal in VSD (Vaccine Safety Datalink) represents a true clinical risk, we believe it is important to share this information with the public