Funding for this research was provided by:
NYUAD Research Enhancement Fund; ADEK Award for Research Excellence 2015
Text and Data Mining valid from 2018-07-17
Received: 4 March 2018
Accepted: 5 July 2018
First Online: 17 July 2018
Change Date: 2 October 2018
Change Type: Correction
Change Details: A correction to this article has been published and is linked from the HTML and PDF versions of this paper. The error has not been fixed in the paper.
: The authors declare no competing interests.