Kaiser Permanente Northwest studied 65,785 members aged 18-39 who received a COVID-19 vaccine booster shot at least five months following the primary series. They looked for the ‘myocarditis’ and ‘pericarditis’ diagnosis codes in all outpatient and inpatient encounters until January 18, 2022. Myocarditis is the inflammation of the heart muscles, and pericarditis is the inflammation…
Kaiser Permanente study shows myopericarditis is 43 times higher than VAERS reports
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