Published on in Vol 22, No 6 (2020): June
![Mental Health and Behavior of College Students During the Early Phases of the COVID-19 Pandemic: Longitudinal Smartphone and Ecological Momentary Assessment Study Mental Health and Behavior of College Students During the Early Phases of the COVID-19 Pandemic: Longitudinal Smartphone and Ecological Momentary Assessment Study](https://asset.jmir.pub/assets/7aedaee596b667b4b0648df7f637bfe7.png 480w,https://asset.jmir.pub/assets/7aedaee596b667b4b0648df7f637bfe7.png 960w,https://asset.jmir.pub/assets/7aedaee596b667b4b0648df7f637bfe7.png 1920w,https://asset.jmir.pub/assets/7aedaee596b667b4b0648df7f637bfe7.png 2500w)
1 Department of Psychological and Brain Science, Dartmouth College, Hanover, NH, United States
2 Department of Computer Science, Dartmouth College, Hanover, NH, United States
3 Department of Psychology, Ohio State University, Columbus, OH, United States
4 National Center for PTSD, White River Junction, VT, United States
5 Department of Psychiatry, Dartmouth-Hitchcock Medical Center, Lebanon, NH, United States