Funding for this research was provided by:
Establishment and clinical application of early diagnosis system for cervical precancerous lesions caused by HPV E6 and E7 (19YFZCSY00600)
Article History
Received: 3 January 2021
Accepted: 22 April 2021
First Online: 7 May 2021
Change Date: 1 June 2021
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s12905-021-01367-5
Declarations
:
: This retrospective analysis was exempt from ethics committee approval at Tianjin Medical University, Tianjin Central Hospital of Gynecology and Obstetrics, because the committee did not consider approval was necessary for a retrospective chart review. The data were collected through the electronic medical records of the institution while preserving patient anonymity, and the research ethics committee waived the requirement for informed consent because the study used previously stored data. Administrative permissions were not required to access and use the medical records described in our study.
: Not applicable.
: The authors declare that they have no competing interests.