Epidemiology and clinical features of SARS-CoV-2 infection in hospitalized children across four waves in Hungary A retrospective, comparative study from March 2020 to December 2021...

Takács Andrea Tímea, Bukva Mátyás, Gavallér Gabriella, Kapus Katalin, Rózsa Mária, Bán-Gagyi Boglárka, Sinkó Mária, Szűcs Dániel, Terhes Gabriella, Bereczki Csaba
2022