Contribution to authorship
Juncheng Wei and Jinling Lu designed the study; Ying Zhou, Chen Wang and Wei Li enrolled volunteers, prepared the data and drafted the manuscript; Wei Li and Ying Zhou performed the colposcopy operations; Chen Wang, Pengcheng Li and Ling Xi analyzed the data; Wanrong Lu performed the statistical analysis. Xiaohu Liu designed the image acquisition software. All authors reviewed and approved the final manuscript before submission.
Details of ethics approval
The study protocols were reviewed and approved by Ethics Committee of Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology on September 14, 2017 (TJ-IRB20170903). The trial was registered at ClinicalTrials.org (NCT03321461).