1. V.I. Kulakov Obstetrics, National Medical Research Center for Obstetrics, Gynecology and Perinatology, Ministry of Healthcare of the Russian Federation, 117977 Moscow, Russia
2. Inception Fertility, Houston, TX 77081, USA
3. Obstetrics, Gynecology and Reproductive Biology, Harvard Medical School, Boston, MA 02115, USA
4. Faculty of Health Science, Ben-Gurion University of the Negev, Be’er-Sheva 84101, Israel
5. Maternity C Ward & Recurrent Pregnancy Loss Prevention Clinic, Maternal Fetal Medicine and Ultrasound, Soroka University Medical Center, Be’er-Sheva 84101, Israel