About the Authors

Hai Ming Wong

wonghmg@hku.hk

Affiliation Paediatric Dentistry & Orthodontics, Faculty of Dentistry, The University of Hong Kong, Hong Kong

Si-Min Peng

Affiliations Paediatric Dentistry & Orthodontics, Faculty of Dentistry, The University of Hong Kong, Hong Kong, Department of Paediatric Dentistry, Guanghua School of Stomatology, Hospital of Stomatology, Sun Yat-sen University, Guangzhou, China

Yi Feng Wen

Affiliation Paediatric Dentistry & Orthodontics, Faculty of Dentistry, The University of Hong Kong, Hong Kong

Nigel M. King

Affiliation Paediatric Dentistry, School of Dentistry, University of Western Australia, Perth, Australia

Colman P. J. McGrath

Affiliation Dental Public Health, Faculty of Dentistry, The University of Hong Kong, Hong Kong

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HMW NMK CPJM. Performed the experiments: HMW SMP. Analyzed the data: HMW SMP YFW. Contributed reagents/materials/analysis tools: HMW CPJM. Contributed to the writing of the manuscript: HMW SMP YFW NMK CPJM.