Christensen, Karl Bang http://orcid.org/0000-0003-4518-5187
Thorborg, Kristian
Hölmich, Per
Clausen, Mikkel Bek
Article History
Accepted: 11 November 2018
First Online: 19 November 2018
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: This paper is based on a secondary analysis of data. The trial protocol, the informed consent forms, and other requested documents have been reviewed and approved by the Capitol Regional Ethics Committee in Denmark (H-16016763) with respect to the scientific content and the compliance to the applicable health science regulations. All procedures performed in the study involving human participants were in accordance with the ethical standards of the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.