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Compared with the patients with corresponding common homozygous genotypes , patients carrying variant genotypes of IL - 10 rs1800871 and rs1800872 were ~ 2 . 5 times more likely to have HPV16 ( + ) tumors among patients with SCCOP .
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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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