About the Authors
- Wei Luo, Lijian Jin
- Faculty of Dentistry, The University of Hong Kong, Hong Kong SAR, China
- Cun-Yu Wang
- University of California Los Angeles, School of Dentistry, Los Angeles, California, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: LJJ WL CYW. Performed the experiments: WL. Analyzed the data: WL LJJ CYW. Contributed reagents/materials/analysis tools: LJJ CYW. Wrote the paper: WL LJJ.