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Acknowledgements
This work was supported by the National Key Research and Development Program of China (2020YFC0861000 and 2018YFE0207300), Beijing Nova Program (Z201100006820127), and the CAMS Endowment Fund (2021-CAMS-JZ004). The study protocol was approved by the Research Ethical Committee of Peking Union Medical College Hospital (Approval No. SK1297).
Compliance and ethics The author(s) declare that they have no conflict of interest.
Footnotes
Contributed equally to this work
Contributor Information
Zhihua Liu, Email: zhihualiu@mail.tsinghua.edu.cn.
Shuyang Zhang, Email: shuyangzhang103@163.com.
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