He, Mulan
Sun, Xiaoxi
Wang, Chunfang
Sui, Yilun
Article History
Received: 27 December 2021
Accepted: 16 June 2022
First Online: 28 June 2022
Declarations
:
: The study was approved by the ethics committees at the Shanghai Ji Ai Genetics and IVF Institute and other reproductive centers (Approval number: JIAI E2019–02; March 2019). This report did not contain any use of human experimentation or laboratory animals. All procedures followed were in accordance with the ethical standards of responsible committee on human experimentation (institutional and national) and the Helsinki Declaration of 1964 and its later amendments.
: Not applicable.
: Mulan He, Xiaoxi Sun, Chunfang Wang, and Yilun Sui declare that they have no conflict of interest.