Before revision:  It reports a thematic analysis of  English-language tweets  March 10-29, 2020, mentioning COVID-19 or coronavirus and with over 100,000 retweets.
After revision:  It reports a thematic analysis of English-language tweets on Twitter mentioning COVID-19 during March 10-29, 2020, mentioning COVID-19 or coronavirus and with over 100,000 retweets.