Funding for this research was provided by:
The Danish Foundation for Chiropractic Research and Post Graduate Education (RLTN5550-16/621)
Text and Data Mining valid from 2018-08-30
Received: 27 April 2018
Accepted: 4 June 2018
First Online: 30 August 2018
Ethics approval and consent to participate
: The data collection was approved by the Danish Data Protection Agency as part of University of Southern Denmark’s joint registration (Journal no. 2015–57-0008). Patients were informed about the project and their rights and gave consent that data are used for research purposes. According to Danish law the study did not require ethical approval (Research Ethical Committee for Region of Southern Denmark journal no. S-20162000-109).
: The authors declare that they have no competing interests. The authors inform about the following potential conflicts of interest: AK’s position at University of Southern Denmark is partly funded by the Danish Foundation for Chiropractic Research and Post Graduate Education. MRC and KKI are employed in private chiropractic practice.
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