14235
In an attempt to overcome the limitations of treating certain unresectable tumor types not amenable to a further surgical treatment , a few investigators have reported successfully combining percutaneous therapies with other oncologic treatment strategies ( combined treatments ) .
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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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