1. Sechenov Institute of Evolutionary Physiology and Biochemistry, St. Petersburg, Russia
2. Department of Obstetrics and Gynecology, St. Petersburg State Pediatric Medical University, St. Petersburg, Russia
3. Institute of Experimental Medicine, Almazov National Medical Research Centre, St. Petersburg, Russia
4. Department of Obstetrics and Gynecology, University of Tennessee, Chattanooga, Tennessee, USA