Text and Data Mining valid from 2018-02-12
Received: 29 January 2017
Revised: 10 March 2017
Accepted: 20 March 2017
First Online: 12 February 2018
Change Date: 9 July 2018
Change Type: Correction
Change Details: The original version of the published Article contained an error in the spelling of the fifth Author’s name. “Carly Winakor” has been changed to “Carly Winokur”. This has been corrected in the HTML and PDF version of the Article.
: N.D. and C.W. are salaried employees of Epidemico Inc., a private company based in Boston, Massachusetts, USA, who developed the NLP software used in the analysis of this paper and who also provided our researchers at the University of Manchester with the bank of tweets used for analysis. The rest of the authors declare no competing financial interests.