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EMR systems are a digital version of paper medical charts , but according to a RAND study published in 2005 , only 20-25 % of hospitals have adopted EMR systems .
 organization: RAND
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: RAND 
Answer:
 organization: RAND