Vasilakos, Georgios
Schilling, Roman
Halazonetis, Demetrios http://orcid.org/0000-0002-6501-8709
Gkantidis, Nikolaos http://orcid.org/0000-0002-3180-6272
Article History
Received: 8 February 2017
Accepted: 6 June 2017
First Online: 19 July 2017
Competing Interests
: Author DH owns stock in dHAL Software, the company that markets Viewbox 4. Authors GV, RS, and NG declare no potential conflict of interest.