Xue, Changjiang
Wu, Na
Fan, Yali
Ma, Jing
Ye, Qiao
Article History
Received: 25 November 2020
Accepted: 9 March 2021
First Online: 17 March 2021
Declarations
:
: All investigations were conducted in accordance with the ethical standards of Beijing Chao-Yang Hospital and the World Medical Association Declaration of Helsinki. The study was approved by the Institutional Review Board of Beijing Chao-Yang Hospital with approval number 2018-Sci-119. Written informed consent was obtained from all individuals.
: Not applicable.
: The authors declare that they have no competing interests.