Taevernier, Lien
Veryser, Lieselotte
Roche, Nathalie
Peremans, Kathelijne
Burvenich, Christian
Delesalle, Catherine
De Spiegeleer, Bart
Article History
Received: 2 July 2014
Revised: 23 October 2014
Accepted: 5 January 2015
First Online: 11 March 2015
Competing interests
: The authors declare no conflict of interest.