Feng, Yun
Zhao, Han
Xu, Hongxia
Ai, Ying
Su, Lingyun
Zou, Li
Yang, Linna
Yang, Dehong
Yan, Xuelan
Ma, Na
Dong, Wei
Funding for this research was provided by:
health science and technology plan projects of yunnan province (NO. 2017NS214, 2017NS215,2017NS216,2018NS0235,2018NS0236)
Provincial innovation team project of human assisted reproductive technology research (2017HC009)
Martin expert workstation (2018IC106)
Article History
Received: 8 April 2019
Accepted: 21 August 2019
First Online: 30 October 2019
Ethics approval and consent to participate
: This study was conducted in accordance with the declaration of Helsinki. This study was conducted with approval from the Ethics Committee of The First People’s Hospital of Yunnan Provience. A written informed consent was obtained from all participants.
: Not applicable.
: Not applicable.