Protection of Shexiang Antithrombosis Pill on experimental cerebral ischemia in rats Study of a glycoprotein from Gastrodia elata: its effects of anticoagulation and antithrombosis Studies on Antiplatelet Aggregation and Antithrombosis Action of Total Flavonoidsof Common Burreed (Sparganium stoloniferum) Antithrombotic activity of ilexsaponin B3 from roots of Ilex pubescens Antithrombotic activity of ilexsaponin B3 from roots of Ilex pubescens