What should be the Research Standard for Myocarditis with Covid Vaccines?

Highlighting the BIG-10 COVID-19 Myocarditis study as a research standard to be used with Covid Vaccines. Daniels, Curt J., et al. “Prevalence of clinical and subclinical myocarditis in competitive athletes with recent SARS-CoV-2 infection: Results from the big ten COVID-19 cardiac registry.“ JAMA cardiology (2021). Why was this standard of research not done once vaccine myocarditis was acknowledged? Covid Vaccine Myocarditis Implications Join here for the upcoming Webinar: Join on Substack: More videos at McMillan Research: #covid #medicine #research