Similar benefits from Tai Chi and supervised physiotherapy for knee osteoarthritis [commentary]. Author: Østerås B1 Affiliation: <sup>1</sup>Department of Neuromedicine and Movement Science, Norwegian University of Science and Technology, Trondheim, Norway. Conference/Journal: J Physiother. Date published: 2017 Feb 24 Other: Pages: S1836-9553(17)30024-3 , Special Notes: doi: 10.1016/j.jphys.2017.02.011. [Epub ahead of print] , Word Count: 4 PMID: 28314648 DOI: 10.1016/j.jphys.2017.02.011