van Lieshout, W. A. M.
Koenraadt, K. L. M.
Elmans, L. H. G. J.
van Geenen, R. C. I.
Article History
Received: 8 January 2020
Accepted: 9 April 2020
First Online: 20 April 2020
Ethics approval and consent to participate
: Ethics Committee approval was not needed for this study. According to Dutch legislation no approval is deemed necessary when patients are not subjected to any form of additional treatments or diagnostics for the purpose of the study.
: Not applicable
: RvG is a consulting orthopaedic surgeon for ZimmerBiomet. Our research foundation FORCE receives money from ZimmerBiomet, Stryker and Mathys not related to this study.