Dentists keep dying of this deadly lung disease. The CDC can't figure out why

Dentists keep dying of this deadly lung disease. The CDC can't figure out why  Philly.com Dentists keep dying from a rare lung disease, but no one knows why  NOLA.com Medical Mystery: Lung Disease Cluster in Virginia Among Dental Personnel  Laboratory Equipment Idiopathic Pulmonary Fibrosis | the lung association  The Lung Association Dentists Mysteriously Dying of Lung Disease: CDC Report  NewsweekFull coverage

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