Published on in Vol 8, No 6 (2020): June
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/19457, first published
.
![A New System for Surveillance and Digital Contact Tracing for COVID-19: Spatiotemporal Reporting Over Network and GPS A New System for Surveillance and Digital Contact Tracing for COVID-19: Spatiotemporal Reporting Over Network and GPS](https://asset.jmir.pub/assets/263d1b4782f045d0f6c2844579006ac3.png 480w,https://asset.jmir.pub/assets/263d1b4782f045d0f6c2844579006ac3.png 960w,https://asset.jmir.pub/assets/263d1b4782f045d0f6c2844579006ac3.png 1920w,https://asset.jmir.pub/assets/263d1b4782f045d0f6c2844579006ac3.png 2500w)
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