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Biological dust exposure in the workplace is a risk factor for chronic obstructive pulmonary disease
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  • Published on:
    Role biological dust and female gender in COPD
    • Bill B Brashier, Chest Physician . Medical Doctor.
    • Other Contributors:
      • Raghupati A., A Jantikar, M.Maganji, Salvi S

    Dear Editor,

    Matheson et al., in their article had shown that the occupational exposure to biological dust was more associated with increased risk of respiratory symptoms and COPD than the mineral dust and gas fumes. We suppose that the subjects who had shown both mineral dust or gas and biological dust exposure together in their occupational history could have confounded these results.

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