Published on in Vol 8, No 4 (2019): April
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/11865, first published
.
![Socioeconomic Status and Racial or Ethnic Differences in Participation: Web-Based Survey Socioeconomic Status and Racial or Ethnic Differences in Participation: Web-Based Survey](https://asset.jmir.pub/assets/5d1f619b8d1bca4c8e611ba937c77106.png 480w,https://asset.jmir.pub/assets/5d1f619b8d1bca4c8e611ba937c77106.png 960w,https://asset.jmir.pub/assets/5d1f619b8d1bca4c8e611ba937c77106.png 1920w,https://asset.jmir.pub/assets/5d1f619b8d1bca4c8e611ba937c77106.png 2500w)
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