Published on in Vol 6, No 12 (2022): December
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/23422, first published
.
![Detecting Elevated Air Pollution Levels by Monitoring Web Search Queries: Algorithm Development and Validation Detecting Elevated Air Pollution Levels by Monitoring Web Search Queries: Algorithm Development and Validation](https://asset.jmir.pub/assets/4b95163e4b4a1f894351726e17788b5b.png 480w,https://asset.jmir.pub/assets/4b95163e4b4a1f894351726e17788b5b.png 960w,https://asset.jmir.pub/assets/4b95163e4b4a1f894351726e17788b5b.png 1920w,https://asset.jmir.pub/assets/4b95163e4b4a1f894351726e17788b5b.png 2500w)
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