1. Institute
of Materials Science and Technology, Vienna University of Technology, Favoritenstrasse 9-11, Vienna, Austria
2. Ludwig Boltzmann Institute for Experimental and Clinical Traumatology, Donaueschingenstrasse 13, Vienna, Austria
3. Institute
of Applied Synthetic Chemistry, Vienna University of Technology, Getreidemarkt
9, Vienna, Austria
4. Polymer
Chemistry and Biomaterials Group, Ghent University, Krijgslaan
281 (S4), Ghent, Belgium