Cheng, H M Complement activation and tissue factor expression on the feto-placental allograft. [electronic resource] - Thrombosis and haemostasis Oct 1995 - 1204 p. digital Publication Type: Letter ISSN: 0340-6245 Subjects--Topical Terms: Antibodies, Antiphospholipid--metabolismComplement ActivationFemaleFetus--metabolismHumansPlacenta--metabolismPregnancyRisk FactorsThromboplastin--biosynthesis