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The major cause of death of mutant mice was rupture of the major blood vessels , similar to patients with type IV Ehlers - Danlos syndrome .
 Disease: type IV Ehlers - Danlos syndrome
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: type IV Ehlers - Danlos syndrome