Funding for this research was provided by:
European Brain Council (24-07-12)
Received: 14 June 2017
Accepted: 9 February 2018
First Online: 17 February 2018
Ethics approval and consent to participate
: Ethical approval was granted by the Medical Sciences Inter Divisional Research Ethics Committee of the University of Oxford (ref: MSD-IDREC-C1-2014-089). Informed consent to participate was obtained from all participants.
: Not applicable.
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