[1] Fudan Univ, Obstet & Gynecol Hosp, Lab Reprod Immunol, Shanghai, Peoples R China
[2] Fudan Univ, Acad Integrat Med, Shanghai, Peoples R China
[3] Shanghai Key Lab Female Reprod Endocrine Related D, Shanghai, Peoples R China
[4] Fudan Univ, Obstet & Gynecol Hosp, 419 Fangxie Rd, Shanghai 200011, Peoples R China