Funding for this research was provided by:
Key Project of Scientific and Technological Support Plan of Tianjin in 2020 (20YFZCSY00820)
Major Science and Technology Projects of Tianjin Science and Technology Commission in 2016 (16ZXMJSY00150)
Received: 23 April 2021
Accepted: 11 April 2022
First Online: 26 April 2022
: The study protocol was approved by the Ethics Committee of Tianjin Chest Hospital (No. 2018KY-010-01), and all study steps were conducted under the supervision of this committee. All the patients were provided with written and oral explanations on the study course and goals. Participants gave written informed consent before enrollment. Moreover, this study was conducted in accordance with the Declaration of Helsinki.
: This study contains de-identified data, and consent was not needed.
: The authors declare that they have no competing interests.