Published on in Vol 8, No 1 (2020): January
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/14800, first published
.
![Spatiotemporal Analysis of Men Who Have Sex With Men in Mainland China: Social App Capture-Recapture Method Spatiotemporal Analysis of Men Who Have Sex With Men in Mainland China: Social App Capture-Recapture Method](https://asset.jmir.pub/assets/3beb4831e8ebc6a92151b521e8fd0ece.png 480w,https://asset.jmir.pub/assets/3beb4831e8ebc6a92151b521e8fd0ece.png 960w,https://asset.jmir.pub/assets/3beb4831e8ebc6a92151b521e8fd0ece.png 1920w,https://asset.jmir.pub/assets/3beb4831e8ebc6a92151b521e8fd0ece.png 2500w)
1 State Key Laboratory of Resources and Environmental Information System, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, China
*these authors contributed equally