Published on in Vol 6, No 10 (2018): October
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/11281, first published
.
![Features, Behavioral Change Techniques, and Quality of the Most Popular Mobile Apps to Measure Physical Activity: Systematic Search in App Stores Features, Behavioral Change Techniques, and Quality of the Most Popular Mobile Apps to Measure Physical Activity: Systematic Search in App Stores](https://asset.jmir.pub/assets/cbbf7fcf90316099d81cf3aef2e4ec44.png 480w,https://asset.jmir.pub/assets/cbbf7fcf90316099d81cf3aef2e4ec44.png 960w,https://asset.jmir.pub/assets/cbbf7fcf90316099d81cf3aef2e4ec44.png 1920w,https://asset.jmir.pub/assets/cbbf7fcf90316099d81cf3aef2e4ec44.png 2500w)
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