Correction
After publication of this work [1], we noted that we inadvertently made an error order of author affiliations. The corrected order of author affiliations was listed as above.
Open Access
This article is published under license to BioMed Central Ltd. This is an Open Access article is distributed under the terms of the Creative Commons Attribution License (
https://creativecommons.org/licenses/by/2.0
), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Competing interests
Dr Guo-qing P and Yan T made main contribution for this works, and have consulted the other authors in competing interests. They declare no conflicts of interest.
Authors' contributions
PGQ and TY designed the study and collected the cervical biopsy samples, YY wrote the main manuscript, HGH performed data analysis, YHL accomplished pathological diagnosis, ZCG looked over the manuscript. All authors read and approved the final manuscript.