Text and Data Mining valid from 2019-12-01
Received: 6 August 2019
Accepted: 22 November 2019
First Online: 2 December 2019
Ethics approval and consent to participate
: This study was approved by the Ethical Review Committee of Chongqing University.
: All the cervical patients that involved in this study had given their consent to publish their individual data.
: The authors declare that they have no competing interests.