Case Series | Higher Troponin was associated with persistent cardiac MRI lesions in children with myocarditis after mRNA-based COVID-19 vaccination 30 Jan, 2023 | 01:01h | UTC Higher Troponin Levels on Admission are associated With Persistent Cardiac Magnetic Resonance Lesions in Children Developing Myocarditis After mRNA-Based COVID-19 Vaccination – The Pediatric Infectious Disease Journal