Published on in Vol 7 (2023)
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/39765, first published
.
![Implementation of a Hardware-Assisted Bluetooth-Based COVID-19 Tracking Device in a High School: Mixed Methods Study Implementation of a Hardware-Assisted Bluetooth-Based COVID-19 Tracking Device in a High School: Mixed Methods Study](https://asset.jmir.pub/assets/32c042bc14b001b76e9acc6ca07d4337.png 480w,https://asset.jmir.pub/assets/32c042bc14b001b76e9acc6ca07d4337.png 960w,https://asset.jmir.pub/assets/32c042bc14b001b76e9acc6ca07d4337.png 1920w,https://asset.jmir.pub/assets/32c042bc14b001b76e9acc6ca07d4337.png 2500w)
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