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Friedreich ataxia ( FRDA ) is the most common form of autosomal recessive ataxia .
 Friedreich ataxia, FRDA, autosomal recessive ataxia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease 
Text: {0} 
Answer:
 Friedreich ataxia, FRDA, autosomal recessive ataxia