About the Authors
- Qiang Chen
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Affiliation School of Transportation, Jilin University, Changchun, Jilin, China
- Hongguo Xu
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Affiliation School of Transportation, Jilin University, Changchun, Jilin, China
- Lidong Tan
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* E-mail: tanld@jlu.edu.cn
Affiliation School of Transportation, Jilin University, Changchun, Jilin, China
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: QC HGX LDT. Performed the experiments: QC. Analyzed the data: QC LDT. Contributed reagents/materials/analysis tools: QC HGX. Wrote the paper: QC HGX.