Friedli, Luca
Kloukos, Dimitrios http://orcid.org/0000-0002-0665-238X
Kanavakis, Georgios
Halazonetis, Demetrios http://orcid.org/0000-0002-6501-8709
Gkantidis, Nikolaos http://orcid.org/0000-0002-3180-6272
Article History
Received: 3 February 2020
Accepted: 16 April 2020
First Online: 30 April 2020
Competing interests
: Author D.H. owns stock in dHAL Software, the company that markets Viewbox 4. Authors L.F., D.K., G.K. and N.G. declare no competing interests. There was no funding received for this study.