1
Department of Obstetrics, Gynecology and Reproductive Sciences, Center for Reproductive Sciences, University of California, San Francisco, San Francisco, California
2
Center for Reproductive Medicine, Ren Ji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, People's Republic of China
3
Shanghai Key Laboratory for Assisted Reproduction and Reproductive Genetics, Shanghai, People's Republic of China
4
Division of Obstetrics and Gynecology, Department of Experimental and Clinical Biomedical Sciences, University of Florence, Careggi University Hospital, Florence, Italy
5
Department of Molecular and Developmental Medicine, University of Siena, Siena, Italy
4
Division of Obstetrics and Gynecology, Department of Experimental and Clinical Biomedical Sciences, University of Florence, Careggi University Hospital, Florence, Italy
1
Department of Obstetrics, Gynecology and Reproductive Sciences, Center for Reproductive Sciences, University of California, San Francisco, San Francisco, California