. 2018 Jun 12;4(3):335–339. doi: 10.1016/j.artd.2018.05.002
© 2018 Published by Elsevier Inc. on behalf of The American Association of Hip and Knee Surgeons.
This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).