Brouwer, Tammo A. http://orcid.org/0000-0002-5877-9868
van Roon, E. N.
Rosier, P. F. W. M.
Kalkman, C. J.
Veeger, N.
Article History
Received: 8 June 2020
Accepted: 3 November 2020
First Online: 4 January 2021
Ethics approval and consent to participate
: The RCT was approved by the Ethical Review Board of the Medical Center Leeuwarden on 14 May 2008 [protocol no. TPO 523]. The RCT was registered in the Current Controlled Trials database no: ISRCTN97786497 (ExternalRef removed).
: Not applicable
: The authors (TAB, ENR, PFWMR, CJK, NV) declare that they have no competing interests.