Buckinx, F. http://orcid.org/0000-0002-9900-9157
Charles, A.
Quabron, A.
Van Hees, T.
Petermans, J.
Reginster, J. Y.
Bruyère, O.
Article History
Received: 23 January 2019
Accepted: 27 February 2019
First Online: 7 March 2019
Compliance with ethical standards
:
: The authors declare no conflict of interest.
: All procedures were approved by the Ethics Committee of the University of Liège.
: All participants provided informed written consent after having received information on nature, goal, procedures and risks associated with the study.