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There are three main directions where neuroinformatics has to be applied : In the recent decade , as vast amounts of diverse data about the brain were gathered by many research groups , the problem was raised of how to integrate the data from thousands of publications in order to enable efficient tools for further research .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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