Text and Data Mining valid from 2017-10-25
Received: 6 May 2017
Revised: 14 September 2017
Accepted: 20 September 2017
First Online: 25 October 2017
Change Date: 4 October 2018
Change Type: Correction
Change Details: Authors Victoria L. Goosey-Tolfrey and Karen M. Smith were listed under the incorrect affiliations at the time of publication.
Compliance with ethical standards
: The authors declare that they have no competing interests.