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The distribution and relative frequencies of the I113F and T312S mutations in Australia corresponded to those observed in Northern Ireland and are unique to these two populations , suggesting that both mutations were probably introduced to Australia by Irish migrants during the 19th century .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
Answer:
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