1. Department of Bioengineering, Rice University, Houston, Texas, USA.
2. Medical Scientist Training Program, Baylor College of Medicine, Houston, Texas, USA.
3. Department of Dentistry—Biomaterials, Radboudumc, Nijmegen, The Netherlands.
4. Department of Oral and Maxillofacial Surgery, The University of Texas Health Science Center at Houston, Houston, Texas, USA.