Muryzina, I. Y. (2002). Management of Pregnancies with Unfavourable Cervix uteri Beyond 40 Gestation Weeks Using Transplantations of Cryopreserved Placental Tissue. Problems of Cryobiology and Cryomedicine, (4), 103–109. Retrieved from https://cryo.org.ua/journal/index.php/probl-cryobiol-cryomed/article/view/998