Seiler, Michelle http://orcid.org/0000-0002-1263-5818
Heinz, Peter http://orcid.org/0000-0002-7559-8700
Callegari, Alessia http://orcid.org/0000-0001-6043-655X
Dreher, Thomas http://orcid.org/0000-0003-3410-816X
Staubli, Georg http://orcid.org/0000-0003-2667-1972
Aufdenblatten, Christoph http://orcid.org/0000-0003-3545-964X
Funding for this research was provided by:
University of Zurich
Article History
Received: 30 January 2020
Accepted: 4 September 2020
First Online: 17 September 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This work has been approved by the local ethics board.
: Written informed consent was obtained from all parents of all children and from patients 14 years and older, while verbal consent was obtained from all children between 11 and 14 years.
: Not applicable.