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Originally from Brazil , Bedran-Russo earned her DDS at the Aracatuba School of Dentistry in São Paulo ; her MS in operative dentistry / clinical science s at Piracicaba ; and her PhD in dental material sciences at Piracicaba .
 Brazil, Aracatuba, Dentistry, São Paulo, Piracicaba, Piracicaba
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Brazil, Aracatuba, Dentistry, São Paulo, Piracicaba, Piracicaba