Case Series of Myocarditis Following mRNA COVID Vaccine Compared to Pediatric Multisystem Inflammatory Syndrome: Multicenter Retrospective Study oleh Yonatan Butbul Aviel, Philip J. Hashkes, Yotam Dizitzer, Kanteman Inbar, Yackov Berkun, Eli M. Eisenstein, Mohamad Hamad Saied, Ofra Goldzweig, Merav Heshin-Bekenstein, Eduard Ling, Michal Feldon, Rotem Tal, Shiran Pinchevski-Kadir, Irit Tirosh, Liora Harel, Gil Amarilyo, Kfir Kaidar