CDC H1N1 Flu | Interim Recommendations for Facemask and Respirator Use to Reduce Novel Influenza A (
Table 1. CDC Interim Recommendations for Facemask and Respirator Use for Home, Community, and Occupational Settings for Non-Ill Persons to Prevent Infection with 2009 H1N1 1 2 Setting Persons not at increased risk of severe illness from influenza (Non-hig...