Published on in Vol 9, No 10 (2021): October
![The Functionality of Mobile Apps for Anxiety: Systematic Search and Analysis of Engagement and Tailoring Features The Functionality of Mobile Apps for Anxiety: Systematic Search and Analysis of Engagement and Tailoring Features](https://asset.jmir.pub/assets/ac1c6dcd809b88557c358305a1a93bb4.png 480w,https://asset.jmir.pub/assets/ac1c6dcd809b88557c358305a1a93bb4.png 960w,https://asset.jmir.pub/assets/ac1c6dcd809b88557c358305a1a93bb4.png 1920w,https://asset.jmir.pub/assets/ac1c6dcd809b88557c358305a1a93bb4.png 2500w)
1 School of Computer Science and Statistics, Trinity College Dublin, Dublin, Ireland
2 Department of Psychological Science, University of California, Irvine, Irvine, CA, United States
3 Department of Informatics, University of California, Irvine, Irvine, CA, United States
4 UCL Interaction Centre, University College London, London, United Kingdom