van der Meer, Pim B. http://orcid.org/0000-0003-3700-8906
Koekkoek, Johan A. F.
van den Bent, Martin J.
Dirven, Linda
Taphoorn, Martin J. B.
Article History
Received: 9 February 2021
Accepted: 23 March 2021
First Online: 6 April 2021
Declarations
:
: All authors declare no competing interests.
: This cross-sectional study was approved by the medical ethical committees of all participating centers.
: All participants provided informed consent before study procedures.
: Not applicable.