Published on in Vol 7 (2023)
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/41479, first published
.
![The Adoption of a COVID-19 Contact-Tracing App: Cluster Analysis The Adoption of a COVID-19 Contact-Tracing App: Cluster Analysis](https://asset.jmir.pub/assets/313d1cd476a842c1431c793ee05fb371.png 480w,https://asset.jmir.pub/assets/313d1cd476a842c1431c793ee05fb371.png 960w,https://asset.jmir.pub/assets/313d1cd476a842c1431c793ee05fb371.png 1920w,https://asset.jmir.pub/assets/313d1cd476a842c1431c793ee05fb371.png 2500w)
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