Antonova, Natalia
Eritsyan, Ksenia
Funding for this research was provided by:
Russian Science Foundation (14-50-00069, 14-50-00069)
National Research University Higher School of Economics
Article History
Received: 4 August 2021
Accepted: 7 January 2022
First Online: 29 January 2022
Declarations
:
: Research have been performed in accordance with the Declaration of Helsinki. This study was approved by the Ethics Committee of D.O. Ott Scientific-Research Institute of Obstetrics and Gynecology of RAMS, St. Petersburg, Russia. All participants were informed about the study’s objective, the voluntary nature of participation, and the right to refuse participation at any time. We obtained written informed consent before the interview with the participant’s signature. Informed consent was obtained from all participants. There were no participants under 16 years old in the study.
: Not applicable.
: The authors declare that they have no competing interests.