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The lifetime risk of breast cancer appears similar to the risk in BRCA1 carriers , but there was some suggestion of a lower risk in BRCA2 carriers < 50 years of age .
 Disease: breast cancer
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
Answer:
 Disease: breast cancer