Thomé, A
Gray, D T
Erickson, C A
Lipa, P
Barnes, C A
Text and Data Mining valid from 2015-10-27
Version of Record valid from 2015-10-27
Article History
Received: 12 March 2015
Revised: 26 June 2015
Accepted: 8 September 2015
First Online: 27 October 2015
Competing interests
: The authors declare no conflict of interest.
Free to read: This content has been made available to all.