Srebniak, Malgorzata I
Diderich, Karin EM
Joosten, Marieke
Govaerts, Lutgarde CP
Knijnenburg, Jeroen
de Vries, Femke AT
Boter, Marjan
Lont, Debora
Knapen, Maarten FCM
de Wit, Merel C
Go, Attie TJI
Galjaard, Robert-Jan H
Van Opstal, Diane
Article History
Received: 3 September 2014
Revised: 29 June 2015
Accepted: 22 July 2015
First Online: 2 September 2015
Competing interests
: The authors declare no conflict of interest.