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After graduating with Honours in a Bachelor of Science ( Medical ) from the University of Sydney in 1964 , he went on to study Medicine at the same institution , graduating with Honours in 1966 and completing a PhD studying nerve transplantation in 1973 .
 University of Sydney
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 University of Sydney