Bereczki, Erika
Bogstedt, Anna
Höglund, Kina
Tsitsi, Panagiota
Brodin, Lovisa
Ballard, Clive
Svenningsson, Per
Aarsland, Dag
Article History
Received: 7 October 2016
Revised: 29 November 2016
Accepted: 3 January 2017
First Online: 8 February 2017
Competing interests
: The authors declare no competing interests.