Received: 8 October 2020
Accepted: 9 August 2021
First Online: 28 August 2021
: Informed consent was obtained from all participants in the study. The Ethics Committee of Anhui Chest Hospital approved this study. All patients provided written informed consent.
: Not Applicable.
: All authors have no conflicts of interest. We declare that we do not have any commercial or associative interest that represents a conflict of interest in connection with the work submitted.