Eising, Else
Pelzer, Nadine
Vijfhuizen, Lisanne S.
Vries, Boukje de
Ferrari, Michel D.
‘t Hoen, Peter A. C.
Terwindt, Gisela M.
van den Maagdenberg, Arn M. J. M.
Article History
Received: 11 July 2016
Accepted: 5 December 2016
First Online: 11 January 2017
Competing interests
: The authors declare no competing financial interests.