Is Black Lung considered COPD?

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Tags

  1. #disease
  2. #common
  3. #inhaling
  4. #obstructive
  5. #chronic
  6. #increases
  7. #developing
  8. #inhalation
  9. #lungs
  10. #accumulation
  11. #bronchitis
  12. #pulmonary
  13. #develops
  14. #black