About the Authors

Agnes Y. Lai

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

Moses W. Mui

Affiliation The Hong Kong Council of Social Service, Hong Kong, SAR, China

Alice Wan

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

Sunita M. Stewart

Affiliation Department of Psychiatry, University of Texas Southwestern Medical Center at Dallas, Dallas, Texas, United States of America

Carol Yew

Affiliation United Centre of Emotional Health and Positive Living, United Christian Nethersole Community Health Service, Hong Kong, SAR, China

Tai-hing Lam

hrmlth@hk.hku

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: MWM AW CY. Analyzed the data: AYL. Contributed reagents/materials/analysis tools: MWM AW CY. Wrote the paper: AYL SMS THL SSC. Approved the final version of the manuscript: AYL MWM AW SMS CY THL SSC.