He, Lanying
Wang, Jian
Wang, Feng
Zhang, Lili
Zhang, Lijuan
Zhao, Wang
Weng, Xiechuan
Xu, Fan
Article History
Received: 22 April 2021
Accepted: 21 October 2021
First Online: 29 October 2021
Declarations
:
: We obtained ethical approval for this study from the Medical and Health Research Ethics Committee of the Second People’s Hospital of Chengdu, Medical and Health Research Ethics Committee of the Yongchuan Hospital of Chongqing Medical University and Medical and Health Research Ethics Committee of Nuclear Industry 416 Hospital. The current study was carried out according to the Declaration of Helsinki. Prior to enrollment, all patients or their legal proxies provided detailed information regarding the aims, scope and possible consequences of the trial by a physician. No diagnostic or interventional procedures were required for the clinical trial. Written informed consent was obtained from all study participants or their legal proxies.
: Not applicable.
: The authors declare that they have no competing interests.