1. 3B's Research Group, I3Bs – Research Institute on Biomaterials, Biodegradables and Biomimetics University of Minho Headquarters of the European Institute of Excellence on Tissue Engineering and Regenerative Medicine Avepark − Parque de Ciência e Tecnologia, Zona Industrial da Gandra Barco Guimarães 4805‐017 Portugal
2. ICVS/3B's‐PT Government Associate Laboratory Braga Guimarães 4805‐017 Portugal
3. Department of Biomaterials Institute of Clinical Dentistry University of Oslo P.O. box 1109 Blindern Oslo 0317 Norway
4. Oral Research Laboratory Institute of Clinical Dentistry University of Oslo P.O. Box 1143 Blindern Oslo 0317 Norway