Published on in Vol 8, No 6 (2020): June
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/17118, first published
.
![Accuracy of Distance Recordings in Eight Positioning-Enabled Sport Watches: Instrument Validation Study Accuracy of Distance Recordings in Eight Positioning-Enabled Sport Watches: Instrument Validation Study](https://asset.jmir.pub/assets/155eec7386ea3469ee2f84689e1baabd.png 480w,https://asset.jmir.pub/assets/155eec7386ea3469ee2f84689e1baabd.png 960w,https://asset.jmir.pub/assets/155eec7386ea3469ee2f84689e1baabd.png 1920w,https://asset.jmir.pub/assets/155eec7386ea3469ee2f84689e1baabd.png 2500w)
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