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Authors
Fan, Y.
Chai, Y.
Li, K.
Fang, H.
Mou, A.
Feng, S.
Feng, M.
Wang, R.
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Funding
Funding for this research was provided by:
the Graduate Innovation Fund of Peking Union Medical College (2018-1002-01-10)
Natural Science Foundation of Beijing Municipality (7182137)
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Article History
Received: 21 October 2019
Accepted: 8 December 2019
First Online: 17 December 2019
Compliance with ethical standards
:
: The authors declare that they have no competing interests.
: All the patients were informed about the purposes of the study and consequently have signed their “consent of the patient”. All investigations conformed to the principles outlined in the Declaration of Helsinki and were performed with permission by the responsible Ethics Committee of the Institutional Review Board of Peking Union Medical College Hospital.
: All participants provided informed consent prior to their participation.
