1. Minnesota Dental Research Center for Biomaterials and Biomechanics University of Minnesota Minneapolis Minnesota USA
2. Division of Periodontology, Department of Developmental and Surgical Sciences University of Minnesota Minneapolis Minnesota USA
3. Basic and Translational Research Division, Department of Odontology UIC Barcelona – Universitat Internacional de Catalunya Barcelona Spain
4. IBEC ‐ Institute for BIoengineering of Catalonia BIST‐Barcelona Institute of Science and Technology Barcelona Spain