Prevalence of human papillomavirus genotypes and precancerous cervical lesions in a screening population in Beijing, China: analysis of results from China’s top 3 hospital, 2009–20... oleh Yidi Liu, Qing Ang, Huan Wu, Jingjiang Xu, Defu Chen, Hongyou Zhao, Haolin Liu, Xianghuan Guo, Ying Gu, Haixia Qiu