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In 1961 he became a Research Professor at McGill University ; this was followed by a post as Associate Professor of Physics at Boston University ( 1962 – 1966 ) .
 McGill University, Boston University
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 McGill University, Boston University