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Aerosol particles <5 μm contain SARS-CoV-2. Hamsters (n = 8) were inoculated intranasally with SARS-CoV-2. (A) Viral titers in total particles (filled circles) or those <5 μm (open circles); (B) viral titers in oral swabs; (C) viral titers in nasal washes; (D) viral titers in BAL fluid; (E) viral titers in fur swabs; (F) viral titers in rectal swabs. Dashed line represents limit of detection.
