Importance Evidence of the efficacy and safety of messenger RNA (mRNA) COVID-19
vaccines in children aged 5 to 11 years has been emerging. Collecting these data will inform …

Background Experiences during childhood and adolescence have enduring impacts on
physical and mental well-being, overall quality of life, and socioeconomic status throughout …

The development of safe and effective vaccines against severe acute respiratory syndrome-
coronavirus 2 (SARS-CoV-2) was a major turning point in the fight against the Coronavirus …

Multisystem inflammatory syndrome (MIS-C) is a rare condition associated with COVID-19
affecting children, characterized by severe and aberrant systemic inflammation leading to …

Background The incidence of myopericarditis after mRNA COVID-19 vaccination among
adolescents aged 12–17 years remains unknown. Therefore, we conducted a study to pool …

Background: Possible cardiac impairment after SARS-CoV-2 mRNA vaccination is a
common driver of parental vaccine hesitancy. We performed a comprehensive …

Vaccination is significant to control, mitigate, and recover from the destructive effects of
coronavirus disease 2019 (COVID-19). The incidence of myocarditis following COVID-19 …

Background Previous literature suggests that both SARS-CoV-2 infection and COVID-19
mRNA vaccine are associated with myocarditis, in which the incidence is higher in the …

Importance The risk of myocarditis or pericarditis after COVID-19 messenger RNA vaccines
varies by age and sex, and there is some evidence to suggest increasing risk with shorter …

The continuous dissemination of coronavirus disease of 2019 (COVID-19) literature can
inform decision-makers and the public. Since the widespread use of COVID-19 vaccines …