. 2020 Jun 10;12(4):1153–1163. doi: 10.1111/os.12717
© 2020 The Authors. Orthopaedic Surgery published by Chinese Orthopaedic Association and John Wiley & Sons Australia, Ltd.
This is an open access article under the terms of the http://creativecommons.org/licenses/by/4.0/ License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited.
Fig 1.
The flow diagram of the selection of eligible studies.