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An International team is developing a vaccine against Alzheimer ' s disease and they are trying it out on a new and improved mouse model of the onus .
 An International team, they
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 An International team, they