Funding for this research was provided by:
Shaanxi Provincial Science and Technology Department (2015SF116, 2016SF-340)
Received: 24 March 2020
Accepted: 10 September 2020
First Online: 17 September 2020
Ethics approval and consent to participate
: This study was approved by the ethics committee of Honghui Hospital, Xi’an Jiaotong University. All patients provided informed consent prior to participation in the study.
: The authors declare that they have no competing interests.