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The Wiskott - Aldrich syndrome ( WAS ) has previously been mapped to the proximal short arm of the X chromosome between the DXS14 and DXS7 loci .
 Wiskott - Aldrich syndrome, WAS
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease 
Text: {0} 
Answer:
 Wiskott - Aldrich syndrome, WAS