Funding for this research was provided by:
Received: 13 July 2018
Accepted: 27 November 2018
First Online: 5 January 2019
Ethics approval and consent to participate
: The study protocol has been approved by the Medical Ethical Committee of Radboud University Medical Center, the Netherlands (Ref No. NL52581.091.15/2015–1857). Written informed consent to participate is obtained from all participants.
: Not applicable.
: RK is co-author of the Location Learning Test—Revised and receives royalties from its publisher Hogrefe.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.