Chai, Dandan
Du, Huifen
Li, Kesheng
Zhang, Xueliang
Li, Xiaoqin
Zhao, Xiaoning
Lian, Xiaowen
Xu, Yang
Article History
Received: 23 October 2020
Accepted: 15 February 2021
First Online: 27 February 2021
Ethics approval and consent to participate
: Patient samples were collected with written informed consent in accordance with the guidelines of the Declaration of Helsinki. All procedures involving human tissues were approved by the Medical Ethics Committee of Gansu Provincial Academic Institute for Medical Research (A201803160008, 16 March 2018).
: Not applicable.
: The authors declare that they have no competing interests.