About the Authors

Martin C. S. Wong

wong_martin@cuhk.edu.hk

Affiliations Institute of Digestive Disease, Faculty of Medicine, Chinese University of Hong Kong, Hong Kong SAR, China, School of Public Health and Primary Care, Chinese University of Hong Kong, Hong Kong SAR, China

Jessica Y. L. Ching

Affiliation Institute of Digestive Disease, Faculty of Medicine, Chinese University of Hong Kong, Hong Kong SAR, China

Hoyee H. Hirai

Affiliation Institute of Digestive Disease, Faculty of Medicine, Chinese University of Hong Kong, Hong Kong SAR, China

Thomas Y. T. Lam

Affiliation Institute of Digestive Disease, Faculty of Medicine, Chinese University of Hong Kong, Hong Kong SAR, China

Sian M. Griffiths

Affiliation School of Public Health and Primary Care, Chinese University of Hong Kong, Hong Kong SAR, China

Francis K. L. Chan

Affiliation Institute of Digestive Disease, Faculty of Medicine, Chinese University of Hong Kong, Hong Kong SAR, China

Joseph J. Y. Sung

Affiliation Institute of Digestive Disease, Faculty of Medicine, Chinese University of Hong Kong, Hong Kong SAR, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MCSW JYLC SMG FKLC JJYS. Performed the experiments: HHH TYTL. Analyzed the data: MCSW JYLC HHH TYTL. Contributed reagents/materials/analysis tools: MCSW JYLC HHH TYTL SMG FKLC JJYS. Wrote the paper: MCSW JYLC HHH TYTL. Critically revised the manuscript: SMG FKLC JJYS.