Breakthrough infections with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-
2) in fully vaccinated individuals are receiving intense scrutiny because of their importance …

SARS-CoV-2 has rapidly spread across the globe and infected hundreds of millions of
people worldwide. As our experience with this virus continues to grow, our understanding of …

Myocarditis has been recognized as a rare complication of coronavirus disease 2019
(COVID-19) mRNA vaccinations, especially in young adult and adolescent males. According …

Multisystem inflammatory syndrome in children (MIS-C) is a rare and severe condition that
follows benign COVID-19. We report autosomal recessive deficiencies of OAS1, OAS2, or …

OBJECTIVES Describe population-based rates and risk factors for pediatric severe
coronavirus disease 2019 (COVID-19)(ie, ICU admission, invasive mechanical ventilation …

Children and adolescents infected with severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2) are predominantly asymptomatic or have mild symptoms compared with the …

Background The increasing incidence of pediatric hospitalizations associated with
coronavirus disease 2019 (Covid-19) caused by the B. 1.617. 2 (delta) variant of severe …

Background Since it was first identified in early November 2021, the B. 1.1. 529 (omicron)
variant of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has spread …

Children and adolescents exhibit a broad range of clinical outcomes from SARS-CoV-2
infection, with the majority having minimal to mild symptoms. Additionally, some succumb to …

Background: Understanding the clinical course and short-term outcomes of suspected
myocarditis after the coronavirus disease 2019 (COVID-19) vaccination has important public …