About the Authors

Man Ping Wang

Affiliation School of Public Health, The University of Hong Kong, Hong Kong SAR, China

Kasisomayajula Viswanath

Affiliation Center for Community-Based Research, Dana-Farber Cancer Institute/Department of Social and Behavioral Sciences, Harvard School of Public Health, Boston, Massachusetts, United States of America

Tai Hing Lam

hrmrlth@hku.hk

Affiliation School of Public Health, The University of Hong Kong, Hong Kong SAR, China

Xin Wang

Affiliation School of Public Health, The University of Hong Kong, Hong Kong SAR, China

Sophia S. Chan

Affiliation School of Nursing, The 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: THL SSC. Performed the experiments: THL SSC. Analyzed the data: MPW XW. Contributed reagents/materials/analysis tools: THL SSC. Wrote the paper: MPW KV THL XW SSC.