About the Authors
- Jidong Huang
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* E-mail: jhuang12@uic.edu
Affiliation Institute for Health Research and Policy, University of Illinois at Chicago, Chicago, Illinois, United States of America
- Rong Zheng
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Affiliation School of International Trade and Economics, University of International Business and Economics, Beijing, China
- Sherry Emery
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Affiliation Institute for Health Research and Policy, University of Illinois at Chicago, Chicago, Illinois, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: JH SE. Collected data: JH RZ. Conducted data analysis: JH. Contributed to data interpretation: JH SE RZ. Wrote the first draft of the manuscript: JH. Revised the draft: SE. Reviewed and approved the final version of the manuscript: JH RZ SE.