Published on in Vol 21, No 6 (2019): June
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/13482, first published
.
![Social Jetlag and Chronotypes in the Chinese Population: Analysis of Data Recorded by Wearable Devices Social Jetlag and Chronotypes in the Chinese Population: Analysis of Data Recorded by Wearable Devices](https://asset.jmir.pub/assets/820baed0e5789fd1a6993a87e2858510.png 480w,https://asset.jmir.pub/assets/820baed0e5789fd1a6993a87e2858510.png 960w,https://asset.jmir.pub/assets/820baed0e5789fd1a6993a87e2858510.png 1920w,https://asset.jmir.pub/assets/820baed0e5789fd1a6993a87e2858510.png 2500w)
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