Duan, Hongxia
Fernández, Guillén
van Dongen, Eelco
Kohn, Nils
Article History
Received: 17 May 2019
Accepted: 18 April 2020
First Online: 29 April 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the local ethics committee (CMO Region Arnhem-Nijmegen, the Netherlands) and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: Informed consent was obtained from all participants included in the study.