Funding for this research was provided by:
Swedish Brain Power
Åke Wiberg Stiftelse
LUA-ALF Foundation, Sahlgrenska University Hospital, Sweden
Karolinska Institutet Funds
Foundation For Parkinson Research in Linköping, Sweden
Text and Data Mining valid from 2018-03-12
Received: 17 May 2017
Accepted: 23 February 2018
First Online: 12 March 2018
Ethics approval and consent to participate
: All subjects provided written informed consent and the study were approved by the ethical committees at University of Gothenburg, Karolinska Institute and Linköping University.
: Not applicable.
: The authors declare that they have no competing interests.
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