About the Authors

Patrick Ip

patricip@hku.hk

Affiliation Department of Paediatrics and Adolescent Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China

Tai-Hing Lam

Affiliation School of Public Health, The University of Hong Kong, Hong Kong Special Administrative Region, China

Sophia Siu-Chee Chan

Affiliation Food and Health Bureau, Government of the Hong Kong Special Administrative Region, Hong Kong Special Administrative Region, China

Frederick Ka-Wing Ho

Affiliation Department of Paediatrics and Adolescent Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China

Lewis A. Lo

Affiliation Department of Paediatrics and Adolescent Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China

Ivy Wing-Sze Chiu

Affiliation Department of Paediatrics and Adolescent Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China

Wilfred Hing-Sang Wong

Affiliation Department of Paediatrics and Adolescent Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China

Chun-Bong Chow

Affiliation Department of Paediatrics and Adolescent Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PI THL SSCC WHSW CBC. Performed the experiments: FKWH IWSC WHSW. Analyzed the data: FKWH WHSW. Wrote the paper: PI FKWH LAL IWSC.