Published on in Vol 7 (2023)
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/47426, first published
.
![Refinement and Usability Analysis of an eHealth App for Ankylosing Spondylitis as a Complementary Treatment to Physical Therapy: Development and Usability Study Refinement and Usability Analysis of an eHealth App for Ankylosing Spondylitis as a Complementary Treatment to Physical Therapy: Development and Usability Study](https://asset.jmir.pub/assets/38c7bce8df52f40dc788b6ffaa01ba1b.png 480w,https://asset.jmir.pub/assets/38c7bce8df52f40dc788b6ffaa01ba1b.png 960w,https://asset.jmir.pub/assets/38c7bce8df52f40dc788b6ffaa01ba1b.png 1920w,https://asset.jmir.pub/assets/38c7bce8df52f40dc788b6ffaa01ba1b.png 2500w)
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