A prospective, randomised study on the use of well-fitting masks for prevention of invasive aspergillosis in high-risk patients. (73/186)

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A quantitative assessment of the efficacy of surgical and N95 masks to filter influenza virus in patients with acute influenza infection. (74/186)

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Trends in wood dust inhalation exposure in the UK, 1985-2005. (75/186)

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Quantification and statistical modeling--part I: breathing-zone concentrations of monomeric and polymeric 1,6-hexamethylene diisocyanate. (76/186)

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Large particle penetration through N95 respirator filters and facepiece leaks with cyclic flow. (77/186)

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Aerosol transmission of influenza A virus: a review of new studies. (78/186)

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Non-invasive mechanical ventilation for diagnostic bronchoscopy using a new face mask: an observational feasibility study. (79/186)

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Evaluation of five decontamination methods for filtering facepiece respirators. (80/186)

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