Li, Xiangwen
Wang, Qimeng
Dou, Yanping
Zhang, Yu
Tao, Juan
Yang, Lin
Wang, Shaowu http://orcid.org/0000-0002-2221-1154
Article History
Received: 1 March 2020
Revised: 25 May 2020
Accepted: 25 May 2020
First Online: 10 June 2020
Compliance with ethical standards
: The study was approved by the ethics committee of our institution, which waived the need to obtain written informed consent from the included patients.
: The authors declare that they have no competing interests.