Zhang, Yijiao
Li, Minghui
Yin, Huifang
Ma, Chao
Huang, Zhengjing
Yan, Yongping
Kou, Changgui
Hu, Mi
Wen, Jing
Chen, Shulin
Jia, Cunxian
Yan, Jie
Ding, Hua
Li, Qiang
Yang, Li
Huang, Yueqin
Liu, Zhaorui
Xu, Guangming
Article History
Received: 27 June 2022
Accepted: 10 November 2022
First Online: 22 November 2022
Declarations
:
: The study has been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments. Study was approved by the Ethical Committee of Tianjin Anding Hospital and the Sixth Hospital of Peking University. All participants and informants were provided with oral informed consents which is approved by the ethics committee of Tianjin Anding Hospital and the Sixth Hospital of Peking University prior to their participation in the study, and the process of the consents was recorded to audio files.
: Not application.
: The authors declare that they have no competing interests.