About the Authors

Liyan Chen

Affiliations Department of Respiratory Medicine, the 1st Affiliated Hospital of Guangzhou Medical University, Guangzhou, Guangdong, China, Guangzhou Institute of Respiratory Disease, Guangzhou, Guangdong, China, State Key Laboratory of Respiratory Disease, Guangzhou Medical University, Guangzhou, Guangdong, China

Nanshan Zhong

Affiliations Department of Respiratory Medicine, the 1st Affiliated Hospital of Guangzhou Medical University, Guangzhou, Guangdong, China, Guangzhou Institute of Respiratory Disease, Guangzhou, Guangdong, China, State Key Laboratory of Respiratory Disease, Guangzhou Medical University, Guangzhou, Guangdong, China

Kefang Lai

klai@163.com

Affiliations Department of Respiratory Medicine, the 1st Affiliated Hospital of Guangzhou Medical University, Guangzhou, Guangdong, China, Guangzhou Institute of Respiratory Disease, Guangzhou, Guangdong, China, State Key Laboratory of Respiratory Disease, Guangzhou Medical University, Guangzhou, Guangdong, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LC NZ KL. Performed the experiments: LC NZ KL. Analyzed the data: NZ KL. Contributed reagents/materials/analysis tools: LC NZ KL. Wrote the manuscript: NZ KL.