. 2020 Apr 16;91(4):420–425. doi: 10.1080/17453674.2020.1748288
© 2020 The Author(s). Published by Taylor & Francis on behalf of the Nordic Orthopedic Federation
This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 2.
Flowchart of study selection criteria.