1. Risk factors for covid-19 severity and fatality: a structured literature review;Wolff;Infection,2021
2. Risk factors of severe cases with COVID-19: a meta-analysis;Ou;Epidemiol Infect,2020
3. Characteristic of COVID-19 infection in pediatric patients: early findings from two italian pediatric research networks;Parri;Eur J Pediatr,2020
4. DGPI. DGPI- statement: symptoms, diagnostics and therapy. Available at: https://dgpi.de/wp-content/uploads/2022/02/COVID-19-Klinik-Diagnostik-Therapie-Stellungnahme-2022-02_Final2.pdf. Updated 2022 Feb. Accessed July 15th, 2022.
5. Comorbidities in children with COVID-19 and MIS-C/PIMS-TS and risk factors for hospitalization, severe disease, intensive care and death;Ankermann;Klin Padiatr,2022