Funding for this research was provided by:
Novo Nordisk (11717)
Tømmerhandler Johannes Fogs Fond (-)
The Research Council Glostrup Hospital and Department of Neurology, Rigshospitalet, Glostrup Denmark (-)
Text and Data Mining valid from 2018-04-27
Received: 19 December 2017
Accepted: 3 April 2018
First Online: 27 April 2018
Ethics approval and consent to participate
: This study was registered with and data handled according to the Danish Data Protection Agency (Number H-2-2014-038). The ethical principles of the Declaration of Helsinki were followed. Participants provided written consent to participate in the study prior to data collection.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.