Grashorn, Wiebke
Fründt, Odette
Buhmann, Carsten
Wrobel, Nathalie
Schmidt, Katharina
Bingel, Ulrike
Funding for this research was provided by:
German Research Foundation (SFB 936)
German Parkinson's Disease Foundation (/)
Pfizer Foundation (Liira Grant)
Article History
Received: 10 April 2019
Accepted: 6 June 2019
First Online: 26 August 2019
Ethics approval and consent to participate
: The study was conducted in accordance with the Declaration of Helsinki and approved by the local Ethics Committee of the Medical Council in Hamburg (PV3899, December 2011).
: All participants gave written informed consent for participation and publication of the data and were free to withdraw from the study at any time. No individual data was recorded or published.
: The authors declare that they have no competing interests.