Space For Children: improving mastery and reducing negative emotions about COVID-19 in youth via mobile interactive storytelling.

Background: The COVID-19 pandemic has been a complex event for children and adolescents, significantly impacting their daily activities. In this scenario, our study aims at verifying if "Space for Children," an ad-hoc developed game based on interactive storytelling about the pandemic, can increase mastery and reduces negative emotions about COVID-19.

Methods: The app Space for Children has been sponsored and spread online by email and social media platforms for a limited time period (from May 2021 to January 2022).

The nuss procedure after breast augmentation for female pectus excavatum.

Pectus excavatum, the most common congenital chest wall malformation, has a higher incidence among men. Since 1987, when Donald Nuss performed his technique for the first time, the minimally invasive approach has become the most widely used technique for treating pectus excavatum. Few reported studies have focused on the repair of female pectus excavatum.