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Brugmans studied at the University of Groningen , where he earned doctorates in medicine and philosophy , and also a masters degree in liberal arts .
 Brugmans, University of Groningen
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Brugmans, University of Groningen