Braam, Katja I.
van Dijk-Lokkart, Elisabeth M.
Kaspers, Gertjan J. L.
Takken, Tim
Huisman, Jaap
Buffart, Laurien M.
Bierings, Marc B.
Merks, Johannes H. M.
van den Heuvel-Eibrink, Marry M.
Veening, Margreet A.
van Dulmen-den Broeder, Eline
Funding for this research was provided by:
Alpe d'HuZes/KWF Fund
Article History
Received: 3 April 2018
Accepted: 4 December 2018
First Online: 27 December 2018
Ethics approval and consent to participate
: Patients were recruited from March 2009 to July 2013 in four Dutch university hospitals: VU University Medical Center, Amsterdam; Academic Medical Center, Amsterdam; University Medical Center Utrecht, Utrecht; and Erasmus University Medical Center, Rotterdam. The Medical Ethics Committees of all hospitals approved the study. The trial was registered at the Dutch Trial Registry (NTR1531). Patients and parents individually received written and verbal information about the study, an informed consent form, and an addressed return envelope. Written informed consent was obtained from the parents or legal guardian of each patient, and also separately from each patient aged ≥12 years.
: Not Applicable
: The authors declare that they have no competing interests.
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