Bijlsma, Rhodé M
Bredenoord, Annelien L
Gadellaa-Hooijdonk, Christa G
Lolkema, Martijn PJ
Sleijfer, Stefan
Voest, Emile E
Ausems, Margreet GEM
Steeghs, Neeltje
Article History
Received: 17 September 2015
Revised: 11 January 2016
Accepted: 10 February 2016
First Online: 13 April 2016
Competing interests
: The authors declare no conflict of interest.