Affiliation: | 1.Center for Reproductive Medicine, Cheeloo College of Medicine, Shandong University, Jinan 250012, China; (Y.-H.J.); (Y.-Y.M.); (Y.L.); (C.-J.Y.); (J.-L.L.); (H.-C.S.); (H.Z.);2.Key Laboratory of Reproductive Endocrinology of Ministry of Education, Shandong University, Jinan 250012, China |