About the Authors
- Wu Jie
- Lu Ciyong
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* E-mail: luciyong@yahoo.cn
Affiliation Department of Medical Statistics and Epidemiology, School of Public Health, Sun Yat-sen University, Guangzhou, China
- Deng Xueqing
- Wang Hui
- Hong Lingyao
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: LCY WJ. Performed the experiments: LCY WJ DXQ. Analyzed the data: WJ. Contributed reagents/materials/analysis tools: WH. Wrote the paper: WJ. Academic counseling: HLY.