About the Authors

Paul Wai-Kei Tsang

pwktsang@hku.hk

Affiliation Oral BioSciences, Faculty of Dentistry, the University of Hong Kong, HKSAR, China

Alan Pak-Kin Wong

Affiliation Oral BioSciences, Faculty of Dentistry, the University of Hong Kong, HKSAR, China

Hai-Ping Yang

Affiliation Oral BioSciences, Faculty of Dentistry, the University of Hong Kong, HKSAR, China

Ngai-For Li

Affiliation Oral BioSciences, Faculty of Dentistry, the University of Hong Kong, HKSAR, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PWKT. Performed the experiments: PWKT APKW HPY NFL. Analyzed the data: PWKT APKW. Contributed reagents/materials/analysis tools: PWKT. Wrote the manuscript: PWKT.