Published on in Vol 5, No 10 (2017): October
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/7311, first published
.
![Determinants for Sustained Use of an Activity Tracker: Observational Study Determinants for Sustained Use of an Activity Tracker: Observational Study](https://asset.jmir.pub/assets/35d4d219b092d637812f41d4bf0c8782.png 480w,https://asset.jmir.pub/assets/35d4d219b092d637812f41d4bf0c8782.png 960w,https://asset.jmir.pub/assets/35d4d219b092d637812f41d4bf0c8782.png 1920w,https://asset.jmir.pub/assets/35d4d219b092d637812f41d4bf0c8782.png 2500w)
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