Zhang, Ruina
Zhao, Junying
Li, Linfeng
Article History
Received: 27 May 2022
Accepted: 6 January 2023
First Online: 21 January 2023
Declarations
:
: This research was performed according to the ethical guidelines in the Declaration of Helsinki and was approved by the institutional review board of Beijing Friendship Hospital Ethics Committee (Approval #:2011-1003-03). The participants in this study signed the informed consent form before the initiation of this study. The methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors have no conflicts of interest.