Knoop, J.
de Joode, J. W.
Brandt, H.
Dekker, J.
Ostelo, R. W. J. G.
Funding for this research was provided by:
Royal Dutch Society for Physical Therapy (7201.01.2017.01, 7201.01.2017.01)
Article History
Received: 25 February 2022
Accepted: 30 May 2022
First Online: 9 June 2022
Declarations
:
: The study was conducted in accordance with the Declaration of Helsinki and ethical guidelines of the Vrije Universiteit Amsterdam<b>.</b> Ethical approval was obtained from the Medical Ethical Committee of the VU University Medical Centre (2018.563). All participants gave informed written consent. Confidentiality was maintained using restricted, secure access to the data, destruction of audio tapes following transcription and anonymizing the transcripts.
: Not applicable.
: The authors completed the ICJME Form for Disclosure of Potential Conflicts of Interest. Knoop is associate editor of BMC Musculoskeletal Disorders. Ostelo was member of the Scientific Board Physical Therapy of the Royal Dutch Society for Physical Therapy until March 2021, which is the funder of this project. All other authors declare that they have no competing interests.