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Authors
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Funding
Funding for this research was provided by:
Tianjin Scientific and Technological Foundation ([Jin] 20160704, [Jin] 20171008)
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Article History
Received: 18 November 2019
Accepted: 27 November 2020
First Online: 9 January 2021
Ethics approval and consent to participate
: This study was conducted with the approval of the ethics comittee of Tianjin Chest Hospital. Documented informed consents were obtained from all patients and detail patient information was shown in Additional fileInternalRef removed: Table S1.
: Not applicable.
: The authors declare that they have no competing interests.
