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In our previous work , we considered in CD families the risk to develop the disease according to a specific HLA haplotypes , obtaining a risk range from 0 . 01 to > = 0 . 20 [ 1 ] .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
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