1. reproductive medicine and fertility specialist, obstetrician and gynaecologist, Director of LLP Health and Science Сenter "М1", Nur-Sultan, Kazakhstan, lsaat@mail.ru, https://orcid.org/0000-0003-3040-3751
2. PhD, professor, Director of ICCR "PERSONA", Almaty, Kazakhstan; v_lokshin@persona-ivf.kz; https://orcid.org/0000-0002-4792-5380;
3. MD, Professor at the Department of obstetrics and gynecology with course of Perinatology of the PFUR, Moscow, Russia; omekan@mail.ru. https://orcid.org/0000-0002-1767-5536
4. reproductive medicine and fertility specialist, obstetrician and gynaecologist of ICCR "PERSONA", Almaty, Kazakhstan; oedema@mail.ru; https://orcid.org/0000-0002-9368-6683
5. PhD, reproductive medicine and fertility specialist, obstetrician and gynaecologist of LLP Health and Science Сenter "M1", Nur-Sultan, Kazakhstan, kimtv_12@mail.ru, https://orcid.org/0000-0001-9964-9042;
6. clinical embryologist of LLP Health and Science Сenter "M1", Nur-Sultan, Kazakhstan; kinzhibay@gmail.com; https://orcid.org/0000-0002-1752-0964