"Dose 3 response much like sore thumb when plotting Foreign data reports of myocarditis. You've all seen the Dose 2 response for myocarditis in the Domestic data set, but check out the Dose 3 response in the Foreign data set!"
https://jessicar.substack.com/p/dose-3-response-much-like-sore-thumb

Looks like VAERs is hiding some data about the 3rd dose in the US.