Nanjing Med Univ;
Affiliated Hosp 1;
Ctr Reprod Med;
Nanjing 210029;
Peoples R China. Nanjing Med Univ;
Lab Reprod Med;
'Nanjing 210029;
Peoples R China;
Nanjing Med Univ;
Affiliated Hosp 1;
Ctr Reprod Med;
300 Guangzhou Rd;
Nanjing 210029;
Peoples R China.;