About the Authors
- Paul H. Lee
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* E-mail: paul.h.lee@polyu.edu.hk
Affiliation School of Nursing, Hong Kong Polytechnic University, Hong Kong, China
Competing Interests
The author has declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: PHL. Performed the experiments: PHL. Analyzed the data: PHL. Contributed reagents/materials/analysis tools: PHL. Wrote the paper: PHL.