Published on in Vol 6, No 9 (2022): September
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/36003, first published
.
![Optimizing the Acceptability, Adherence, and Inclusiveness of the COVID Radar Surveillance App: Qualitative Study Using Focus Groups, Thematic Content Analysis, and Usability Testing Optimizing the Acceptability, Adherence, and Inclusiveness of the COVID Radar Surveillance App: Qualitative Study Using Focus Groups, Thematic Content Analysis, and Usability Testing](https://asset.jmir.pub/assets/ce182ec20d7e944756d167916ffff215.png 480w,https://asset.jmir.pub/assets/ce182ec20d7e944756d167916ffff215.png 960w,https://asset.jmir.pub/assets/ce182ec20d7e944756d167916ffff215.png 1920w,https://asset.jmir.pub/assets/ce182ec20d7e944756d167916ffff215.png 2500w)
1 Department of Public Health and Primary Care, Leiden University Medical Center, Leiden, Netherlands
2 National eHealth Living Lab, Leiden, Netherlands