4130
In conclusion , decrease in EEG voltage with an increase in delta relative power , which correspond to the EEG manifestations of severe HE in humans , was observed in TAA ( 900 ) group .
 Chemical: TAA
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: TAA