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The 20 - year risk of CAD at diagnosis of diabetes , using the UKPDS risk engine , was used to match cases with controls .
 Disease: CAD; Disease: diabetes
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Disease: CAD; Disease: diabetes