Freriksen, Jolien J M
Salomon, Jody
Roelofs, Hennie M J
te Morsche, Rene H M
van der Stappen, Jos W J
Dura, Polat
Witteman, Ben J M
Lacko, Martin
Peters, Wilbert H M
Article History
Received: 13 March 2014
Revised: 11 April 2014
Accepted: 18 April 2014
First Online: 15 May 2014
Competing interests
: The authors declare no conflict of interest.