Niu, Xiangli
Wang, Cassie T.
Li, Richard
Haddad, Ghassan
Wang, Weihua http://orcid.org/0000-0001-6267-8106
Article History
Received: 27 September 2019
Accepted: 14 January 2020
First Online: 18 January 2020
Ethics approval and consent to participate
: All patients are recipients who received donated frozen oocytes from our donor oocyte bank. Patients signed written consents for all laboratory and clinical procedures. The data were retrospectively collected from the medical records so the IRB was waived for this study.
: Not applicable.
: The authors declare that they have no competing interests.