Published on in Vol 24, No 10 (2022): October
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/39063, first published
.
![Efficacy, Usability, and Acceptability of a Chatbot for Promoting COVID-19 Vaccination in Unvaccinated or Booster-Hesitant Young Adults: Pre-Post Pilot Study Efficacy, Usability, and Acceptability of a Chatbot for Promoting COVID-19 Vaccination in Unvaccinated or Booster-Hesitant Young Adults: Pre-Post Pilot Study](https://asset.jmir.pub/assets/ae4ffa07607b6352afdf2f2cd829fe06.png 480w,https://asset.jmir.pub/assets/ae4ffa07607b6352afdf2f2cd829fe06.png 960w,https://asset.jmir.pub/assets/ae4ffa07607b6352afdf2f2cd829fe06.png 1920w,https://asset.jmir.pub/assets/ae4ffa07607b6352afdf2f2cd829fe06.png 2500w)
1 School of Nursing, The University of Hong Kong, Pokfulam, China (Hong Kong)