@article{Metz2023,
author = {Metz, Corona and Schmid, Andrea and Veldhoen, Simon},
year = {2023},
language = {eng},
copyright = {https://creativecommons.org/licenses/by/4.0/},
title = {Increase in complicated upper respiratory tract infection in children during the 2022/2023 winter season—a post coronavirus disease 2019 effect?},
volume = {54},
pages = {49 - 57},
url = "http://dx.doi.org/10.17169/refubium-49918",
}