van Haelst, Mieke M
Monroe, Glen R
Duran, Karen
van Binsbergen, Ellen
Breur, Johannes M
Giltay, Jacques C
van Haaften, Gijs
Article History
Received: 25 July 2013
Revised: 13 March 2014
Accepted: 18 March 2014
First Online: 30 April 2014
Competing interests
: The authors declare no conflict of interest.