1. Institute
of Applied Synthetic Chemistry, Division of Macromolecular Chemistry
(part of the CD-Laboratory for Digital and Restorative Dentistry), Vienna University of Technology, Getreidemarkt 9/163/MC, 1060 Vienna, Austria
2. Ivoclar Vivadent AG (part of the CD-Laboratory for Digital and Restorative Dentistry), Bendererstrasse
2, FL-9494 Schaan, Liechtenstein