Kotrova, M
van der Velden, V H J
van Dongen, J J M
Formankova, R
Sedlacek, P
Brüggemann, M
Zuna, J
Stary, J
Trka, J
Fronkova, E
Article History
Received: 18 October 2016
Revised: 19 December 2016
Accepted: 3 January 2017
First Online: 27 February 2017
Competing interests
: JJMvD, VHJvdV and MB are Board members of EuroMRD (ExternalRef removed). The remaining authors declare no conflict of interest.