Shilaih, Mohaned
Clerck, Valérie de
Falco, Lisa
Kübler, Florian
Leeners, Brigitte
Article History
Received: 25 November 2016
Accepted: 29 March 2017
First Online: 2 May 2017
Competing Interests
: V.D.C., L.F. and F.K. are employees of AVA AG. B.L. is part of the advisory board of Ava AG.