1. Ludwig Boltzmann Institute for Experimental and Clinical Traumatology; Donaueschingenstraße 13 A-1200 Vienna Austria
2. Austrian Cluster for Tissue Regeneration; Donaueschingenstrasse 13 A-1200 Vienna Austria
3. University of Applied Sciences Technikum Wien; Department of Biochemical Engineering; Höchstädtplatz 5 1200 Vienna Austria
4. Department of General Visceral and Oncological Surgery; Wilhelminenspital der Stadt Wien; Montleartstraße 37 A-1171 Vienna Austria