1732
METHODS : Perioperative data from consecutive cardiac surgery patients were prospectively collected between September 2005 and June 2006 in a university - affiliated clinic ( n = 1188 ) .
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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