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Authors
Hao, Pei-Pei https://orcid.org/0000-0003-0969-4910
Tian, Tian https://orcid.org/0000-0003-4180-3013
Hu, Bin https://orcid.org/0000-0002-7380-0151
Liu, Wei-Chao https://orcid.org/0000-0002-5458-8749
Chen, Ying-Gui https://orcid.org/0000-0002-5858-1560
Jiang, Tian-Yu https://orcid.org/0000-0002-6465-7701
Xue, Fu-Shan https://orcid.org/0000-0002-1028-6036
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Article History
Received: 30 November 2021
Accepted: 9 June 2022
First Online: 16 June 2022
Declarations
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: The study was approved by the Ethics Committee of Beijing Friendship Hospital, Capital Medical University (President Xie MR, Research Ethics Board number AF/SC-02/04.0; date of protocol approval 04 of November 2020; protocol number 2020-P2-237–01). Patients were enrolled in the study after signed written informed consent had been obtained. All methods of this study were performed in accordance with the ethical standards of the Declaration of Helsinki (1964) and its subsequent amendments.
: Not applicable.
: The authors declare that they have no competing interests.
