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Results 1 - 1 of 1 for Coal
  1. Sputum Culture: MedlinePlus Medical Test 
    ... happen if you have long-term exposure to coal dust. Pink. This may be a sign of ... Lung Association [Internet]. Chicago: American Lung Association; c2020. Coal Worker's Pneumoconiosis (Black Lung Disease); [cited 2020 May ...
    https://medlineplus.gov/lab-tests/sputum-culture - Medical Tests