Visscher, Rosa http://orcid.org/0000-0003-2817-9359
Hasler, Nadine
Freslier, Marie
Singh, Navrag B.
Taylor, William R.
Brunner, Reinald
Rutz, Erich
Funding for this research was provided by:
Ralf-Loddenkemper Stiftung
Article History
Received: 16 September 2020
Accepted: 12 January 2021
First Online: 23 February 2021
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study, approved by the local ethical committee (EKNZ 304/08, PB_2018-00168), was conducted according to the current version of the World Medical Association Declaration of Helsinki.
: All participants and/or their parents gave written informed consent for the study.