1 School of Nursing, The University of Hong Kong, Hong Kong SAR, China.
2 School of Public Health, The University of Hong Kong, Hong Kong SAR, China.
3 Department of Social and Behavioral Sciences, Center for Community-Based Research, Dana Farber Cancer Institute, TH Chan School of Public Health, Harvard University, United States.
4 Department of Computer Science, The University of Hong Kong, Hong Kong SAR, China.
5 Technology-Enriched Learning Initiative, The University of Hong Kong, Hong Kong SAR, China.
6 Department of Family Medicine and Primary Care, The University of Hong Kong, Hong Kong SAR, China.
7 Department of Pharmacology and Pharmacy, The University of Hong Kong, Hong Kong SAR, China.
8 Tung Wah Group of Hospitals Integrated Centre on Smoking Cessation, Hong Kong SAR, China.