PLACENTAL INSUFFICIENCY IN EARLY SPONTANEOUS ABORTIONS: PATHOMORPHOLOGICAL AND FUNCTIONAL CRITERIA ArticlePosiseeva L.V., Peretyatko L.P., Kuznetsov R.A., Malyshkina A.I., Fateeva N.V., Krasil´Nikova A.K., Pareishvili V.V.Российский вестник акушера-гинеколога. Vol. 19. 2019. P.. 11-16