Tsirel'nikov, N I [Immunobiological relations in the mother-placenta-fetus system in normal pregnancy]. [electronic resource] - Akusherstvo i ginekologiia Aug 1979 - 5-8 p. digital Publication Type: Journal Article ISSN: 0300-9092 Subjects--Topical Terms: Antigen-Antibody ReactionsFemaleFetus--immunologyHumansImmune ToleranceMaternal-Fetal ExchangePlacenta--immunologyPregnancy