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Skoochy Skoochy
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6 years ago
Although there is no known single cause of ________, some authorities believe it is a condition shared by many different underlying diseases rather than an entity unto itself.
 
  a. acute fatigue syndrome
  b. chronic fatigue syndrome
  c. acute fatigue disease
  d. chronic fatigue disease
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BubbblesBubbbles
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6 years ago
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Skoochy Author
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6 years ago
Thanks
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Yesterday
Good timing, thanks!
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2 hours ago
Thanks for your help!!
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