Text and Data Mining valid from 2020-03-04
Received: 19 August 2019
Accepted: 27 February 2020
First Online: 4 March 2020
Ethics approval and consent to participate
: All patients gave written informed consent and then were included.This study was approved by the medical ethics committee of Third Affiliated Hospital, Army Medical University (Third Military Medical University)(#201105).
: Not applicable.
: All authors declare that there are no competing interests.