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Doses in more than 90 % of randomized patients in the high - and low - dose groups were titrated to their assigned target , and the mean doses of blinded medication in both groups remained similar throughout the study .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 None