Article History
Received: 4 September 2020
Accepted: 11 October 2020
First Online: 16 October 2020
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: The use of primary human tissue was approved by the Ethics Committee of Xianyang Hospital of Yan’an University, and experimental procedures were performed in accordance with the guidelines of the Declaration of Helsinki. Animal studies were performed with approval from the Ethics Committee of Xianyang Hospital of Yan’an University.
: Written informed consent was acquired from each patient.
: All authors have approved the publication of this manuscript.
: Not applicable.