[1] Fudan Univ, Zhongshan Hosp, Reprod Med Ctr, Shanghai 200032, Peoples R China
[2] Wenzhou Med Univ, Sch Med 1, Wenzhou 325035, Peoples R China
[3] Xiamen Univ, Women & Childrens Hosp, Sch Med, Dept Reprod Med, Xiamen 361003, Peoples R China
[4] Xiamen Univ, Xiamen Key Lab Reprod & Genet, Xiamen 361023, Peoples R China
[5] Zhejiang Univ, Affiliated Hosp 4, Dept Cardiol, Sch Med, Zhejiang 322000, Peoples R China
[6] China Med Univ Hosp, Dept Obstet & Gynecol, Taichung 40400, Taiwan
[7] Karolinska Inst, Inst Environm Med, Unit Cardiovasc & Nutr Epidemiol, S-17165 Stockholm, Sweden
[8] Peking Univ Third Hosp, Ctr Reprod Med, Dept Obstet & Gynecol, State Key Lab Female Fertil Promot, Beijing 100191, Peoples R China
[9] Natl Clin Res Ctr Obstet & Gynecol, Beijing 100007, Peoples R China
[10] Peking Univ, Key Lab Assisted Reprod, Minist Educ, Beijing 100191, Peoples R China
[11] Peking Univ, Beijing Key Lab Reprod Endocrinol & Assisted Repro, Beijing 100191, Peoples R China
[12] Fudan Univ, Zhongshan Hosp, Reprod Med Ctr, 180 Fenglin Rd, Shanghai, Peoples R China
[13] Peking Univ Third Hosp, Ctr Reprod Med, Dept Obstet & Gynecol, 49 HuaYuan North Rd, Beijing 100191, Peoples R China
[14] Karolinska Inst, Dept Environm Med, Unit Cardiovasc & Nutr Epidemiol, Nobels Vag 13, S-17165 Solna, Stockholm, Sweden