Published on in Vol 7, No 8 (2019): August
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/13519, first published
.
![An App-Based Intervention for Caregivers to Prevent Unintentional Injury Among Preschoolers: Cluster Randomized Controlled Trial An App-Based Intervention for Caregivers to Prevent Unintentional Injury Among Preschoolers: Cluster Randomized Controlled Trial](https://asset.jmir.pub/assets/4e1d1b676caf39bb60fa67675996c22d.png 480w,https://asset.jmir.pub/assets/4e1d1b676caf39bb60fa67675996c22d.png 960w,https://asset.jmir.pub/assets/4e1d1b676caf39bb60fa67675996c22d.png 1920w,https://asset.jmir.pub/assets/4e1d1b676caf39bb60fa67675996c22d.png 2500w)
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