Funding for this research was provided by:
Medical Faculty of the University of Tübingen (#386-0, Fortune Program)
Else Kröner Stiftung (EKMS.018)
E-Rare Network Neurolipid (01GM1408B)
DZNE (HSP Intersite Project)
Received: 4 July 2018
Accepted: 22 October 2018
First Online: 3 November 2018
Ethics approval and consent to participate
: The study was registered with the German clinical-trial-register (DRKS-ID 00005253) and approved by the local ethic committee (Tübingen 702/2015BO2). Written informed consent was obtained from all participants.
: not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.