12928
This review discusses the role of the new oral anticoagulants such as Factor IIa ( thrombin ) and Factor Xa inhibitors in atherothrombosis , their pharmacological properties and recently published clinical data in secondary prevention of atherothrombotic events and potential implications for patients with PAD .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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