Pfizer Caught Lying Again: Senator Gerard Rennick forced Pfizer to admit that they didn’t understand the mechanism by which the vaccine causes myocarditis & pericarditis. - Trust the $cience.
F.O.I. Request Pfizer's COVID-19 Vaccine Contract with Canada. October 26, 2020, page 18, it states: the "Purchaser further acknowledges that the long-term effects and efficacy of the Vaccine are not currently known...