Published on in Vol 8, No 7 (2020): July
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/17183, first published
.
![Effect of a Health System–Sponsored Mobile App on Perinatal Health Behaviors: Retrospective Cohort Study Effect of a Health System–Sponsored Mobile App on Perinatal Health Behaviors: Retrospective Cohort Study](https://asset.jmir.pub/assets/3a6cba4109b2fb8e6399cf43ff15ef8b.png 480w,https://asset.jmir.pub/assets/3a6cba4109b2fb8e6399cf43ff15ef8b.png 960w,https://asset.jmir.pub/assets/3a6cba4109b2fb8e6399cf43ff15ef8b.png 1920w,https://asset.jmir.pub/assets/3a6cba4109b2fb8e6399cf43ff15ef8b.png 2500w)
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