[Clinical features of coronavirus disease 2019 in children aged <18 years in Jiangxi, China: an analysis of 23 cases].

Objective: To study the clinical features of coronavirus disease 2019 (COVID-19) in children aged <18 years.

Methods: A retrospective analysis was performed from the medical data of 23 children, aged from 3 months to 17 years and 8 months, who were diagnosed with COVID-19 in Jiangxi, China from January 21 to February 29, 2020.

Results: Of the 23 children with COVID-19, 17 had family aggregation.

[Levels of atrial natriuretic peptide in umbilical cord blood of high risk neonates].

Objective: Atrial natriuretic peptide (ANP) is a cardiac hormone with many biological effects. Hypersecretion may lead to hyponatremia. This study examined the umbilical ANP levels in high risk neonates.