1. Tissue Biology Research Unit, University Children’s Hospital Zurich, University of Zurich, Zurich, Switzerland.
2. Children’s Research Center, University Children’s Hospital Zurich, Zurich, Switzerland.
3. University of Zurich, Zurich, Switzerland.
4. Tissue Engineering and Biofabrication Laboratory, Department of Health Sciences and Technology, ETH Zurich, Switzerland.
5. Marine Polymer Technologies Inc., Tewksbury, MA, USA.
6. Klinik für Hals-, Nasen-, Ohren- und Gesichtschirurgie, Luzerner Kantonsspital, Luzern, Switzerland.