Background COVID-19, the coronavirus disease that emerged in December 2019, caused
drastic damage worldwide. At the beginning of the pandemic, available data suggested that …

Background In the midst of successive waves of SARS-CoV-2 variants, the B. 1.1. 529
(omicron) variant has recently caused a surge in pediatric infections and hospitalizations …

Introduction Information regarding the clinical manifestations and outcomes of coronavirus
disease 2019 (COVID-19) in children under the Omicron variant predominant period is still …

At the time of writing, there are already millions of documented infections worldwide by the
novel coronavirus 2019 (2019-nCoV or severe acute respiratory syndrome coronavirus 2 …

SARS-CoV-2, a member of the family coronaviridae, has triggered a lethal pandemic termed
coronavirus disease 2019 (COVID-19). Pediatric patients, mainly from families with a cluster …

Recently, an outbreak of viral pneumonitis in Wuhan, Hubei, China successively spread as a
global pandemia, led to the identification of a novel betacoronavirus species, the 2019 novel …

There has been a rapid surge of hospitalization due to the severe acute respiratory
syndrome coronavirus 2 (SARS-CoV-2) Omicron variants globally. The severity of Omicron …

Since its appearance in Wuhan in mid-December 2019, acute respiratory syndrome
coronavirus 2 (SARS-CoV-2) related 19 coronavirus disease (COVID-19) has spread …

Abstract Short Summary Severe acute respiratory syndrome coronavirus 2 infection from the
Omicron variant in children/adolescents is less severe than infection from the Delta variant …

At the end of 2019, a novel coronavirus began to spread in Wuhan, Hubei Province, China.
The confirmed cases increased nationwide rapidly, in part due to the increased population …