2031
Pulse power analysis ( also called " pulse contour analysis " ) of an arterial pressure wave form allows continuous evaluation of systemic vascular resistance and cardiac output in real time , thereby elucidating the causative factors behind changes in blood pressure .
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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: Disease, Chemical 
Text: {0} 
 Entities:  
Answer:
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