Affiliation: | a Department of Gynecology and Obstetrics, Women's Hospital, Zhejiang University Medical College, Zhejiang Province, Hangzhou City, People's Republic of China b Department of Pathology, Women's Hospital, Zhejiang University Medical College, Zhejiang Province, Hangzhou City, People's Republic of China c Department of Laboratory, Women's Hospital, Zhejiang University Medical College, Zhejiang Province, Hangzhou City, People's Republic of China |