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The plasma levels of BNP in all the patients with clinical and subclinical heart failure increased above the normal limit ( 40 pg / ml ) before the detection of clinical or subclinical heart failure by radionuclide angiography .
 Disease: heart failure; Disease: heart failure
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: heart failure, heart failure 
Answer:
 Disease: heart failure; Disease: heart failure