Published on in Vol 23, No 7 (2021): July
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/26658, first published
.
![App-Based Feedback for Rehabilitation Exercise Correction in Patients With Knee or Hip Osteoarthritis: Prospective Cohort Study App-Based Feedback for Rehabilitation Exercise Correction in Patients With Knee or Hip Osteoarthritis: Prospective Cohort Study](https://asset.jmir.pub/assets/fe08e6ecbe8631831f0ae8d70da1fdbf.png 480w,https://asset.jmir.pub/assets/fe08e6ecbe8631831f0ae8d70da1fdbf.png 960w,https://asset.jmir.pub/assets/fe08e6ecbe8631831f0ae8d70da1fdbf.png 1920w,https://asset.jmir.pub/assets/fe08e6ecbe8631831f0ae8d70da1fdbf.png 2500w)
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