1. Department of Cariology, Restorative Sciences, and Endodontics, School of Dentistry, University of Michigan, Ann Arbor, Michigan, USA
2. Faculty of Dentistry, National University of Singapore, Singapore
3. Department of Dentistry, Federal University of Santa Catarina, Florianópolis, SC, Brazil
4. Department of Endodontics, School and Hospital of Stomatology, China Medical University, Liaoning Provincial Key Laboratory of Oral Diseases, Shenyang, China
5. Department of Pharmaceutical Sciences and the Biointerfaces Institute, University of Michigan, Ann Arbor, Michigan, USA
6. Department of Biologic and Materials Sciences & Prosthodontics, University of Michigan School of Dentistry, Ann Arbor, Michigan, USA
7. Department of Biomedical Engineering, College of Engineering, University of Michigan, Ann Arbor, Michigan, USA