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Recently , osseous particles obtained during intermedullary canal reaming ( using a Reamer - Irrigator - Aspirator ( RIA ) device ) have been evaluated as graft material during in vitro and clinical studies .
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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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