Funding for this research was provided by:
National Major Science and Technology Projects of China (2018ZX10722-302)
Article History
Received: 16 May 2020
Accepted: 25 February 2021
First Online: 16 March 2021
Declarations
:
: This study was approved by The Ethics Committee of the Shanghai Pulmonary Hospital, Tongji University School of Medicine in China (Approval number K20–422). Each participant gave written informed consent before enrollment. The study was performed according to the Declaration of Helsinki with respect to ethical principles for research involving application of human specimens.
: Not applicable.
: The authors declare that they have no competing interests.