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Genetic analysis was undertaken to establish linkage between the breast or ovarian cancer cases and markers on chromosomes 17q ( BRCA1 ) and 13q ( BRCA2 ) .
 Disease: breast or ovarian 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 or ovarian cancer