English language keywords were used to query the data sources instead of hashtags. Specific search terms used were “COVID-19 vaccine Africa,” “COVID19 vaccine Africa,” and “Coronavirus vaccine Africa.” This approach is more inclusive, as it includes communications that have hashtags of the keywords [67]. Moreover, hashtags are often short-lived on the web.
Copyright and License information: ©2021 Sefater Gbashi, Oluwafemi Ayodeji Adebo, Wesley Doorsamy, Patrick Berka Njobeh. Originally published in JMIR Medical Informatics (http://medinform.jmir.org), 16.03.2021.This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR Medical Informatics, is properly cited. The complete bibliographic information, a link to the original publication on http://medinform.jmir.org/, as well as this copyright and license information must be included.
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