Published on in Vol 7, No 8 (2020): August
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/21283, first published
.
![Effectiveness of a Smartphone App With a Wearable Activity Tracker in Preventing the Recurrence of Mood Disorders: Prospective Case-Control Study Effectiveness of a Smartphone App With a Wearable Activity Tracker in Preventing the Recurrence of Mood Disorders: Prospective Case-Control Study](https://asset.jmir.pub/assets/d79f283df491cfd740f81720e1fab174.png 480w,https://asset.jmir.pub/assets/d79f283df491cfd740f81720e1fab174.png 960w,https://asset.jmir.pub/assets/d79f283df491cfd740f81720e1fab174.png 1920w,https://asset.jmir.pub/assets/d79f283df491cfd740f81720e1fab174.png 2500w)
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