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facepiece respirators ffrsTopics by Science.gov

Background Surgical N95 filtering facepiece respirators (FFRs), certified by the National Institute for Occupational Safety and Health (NIOSH) as a respirator and cleared by the Food and Drug Administration (FDA) as a surgical mask, are often used to protect from the inhalation of infectious aerosols and from splashes/sprays of body fluids in

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RespiratorsAir Purifying, Self Study, Course 40723. SciTech Connect. Chochoms, Michael. RespiratorsAir Purifying Self Study (COURSE 40723) is designed for Los Alamos National

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The nonlinear light output of Na I(Tl) detectors in the Modular Total Absorption Spectrometer. DOE PAGES. Rasco, B. C.; Fijakowska, A.; Karny, M.; 2015 04 08

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react in standard serologic assays (15,16). Potential cross reactivity is a diagnostic challenge because camelids are known to be infected with bovine CoV (BCoV), a distinct betacoronavirus of phylogenetic lineage A unrelated to the MERS CoV (17,18). As an additional challenge, camel immunoglobulins lack a light chain peptide,

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