Simpson, Ashley
Dervin, Fred
Article History
Received: 31 October 2016
Accepted: 25 September 2017
First Online: 14 November 2017
Change Date: 12 December 2017
Change Type: Correction
Change Details: A correction to this article has been published and is linked from the HTML version of this article.
Competing interests
: The authors declare no competing financial interests.