1. Departments of Oral Biology and Bioengineering, Center for Craniofacial Regeneration, McGowan Institute of Regenerative Medicine, University of Pittsburgh, Pittsburgh, PA 15213
2. Visiting Professor Department of Orthopedic Surgery, Rush University Medical Center, Chicago, IL 60612; TMJ Concepts, Ventura, CA 93003
3. Department of Surgical and Radiological Sciences, School of Veterinary Medicine, University of California, Davis, CA 95616
4. Clinic of Masticatory Disorders, Center of Dental Medicine, University of Zurich, Zurich CH-8031, Switzerland
5. Department of Oral and Maxillofacial Surgery, University of Pennsylvania, Philadelphia, PA 19104
6. Department of Orofacial Sciences, School of Dentistry, University of California San Francisco, San Francisco, CA 94143
7. Stephenson School of Biomedical Engineering, The University of Oklahoma, Norman, OK 73019