31032
Pathophysiology Contraction band necrosis is thought to arise by two mechanisms : Reperfusion associated cell death has been modulated ( reduced ) in animal studies and is an area of active research , which holds the potential to significantly reduce the morbidity ( disease burden ) and mortality ( death ) of cardiovascular disease .
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Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
 None