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NERD NERD
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6 years ago
What is the most common chronic lung disease?
 A) emphysema
  B) chronic obstructive pulmonary disease
  C) bronchitis
  D) asthma
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alarosealarose
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6 years ago
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NERD Author
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6 years ago
Thanks for your help!!
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Yesterday
Good timing, thanks!
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2 hours ago
Thanks
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