Published on in Vol 9, No 2 (2022): Apr-Jun
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/34278, first published
.
![User Perceptions of eHealth and mHealth Services Promoting Physical Activity and Healthy Diets: Systematic Review User Perceptions of eHealth and mHealth Services Promoting Physical Activity and Healthy Diets: Systematic Review](https://asset.jmir.pub/assets/db5c38a792a0b7a1e5e905e48b21c6d0.png 480w,https://asset.jmir.pub/assets/db5c38a792a0b7a1e5e905e48b21c6d0.png 960w,https://asset.jmir.pub/assets/db5c38a792a0b7a1e5e905e48b21c6d0.png 1920w,https://asset.jmir.pub/assets/db5c38a792a0b7a1e5e905e48b21c6d0.png 2500w)
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