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	DR. KHAN: It's possible that when people enter such spaces the rodents scurry around and actually aerosolize dust and live virus up into the air where people can breathe it.
	Also, if somebody is cleaning out areas such as attics, ...
	...or barns, or sheds or garages its possible that they're going to start also stiring up some dust and rodent nest that will get up into the air.
	People are probably at some risk when they enter areas where rodents are out in the open. This can occur when disturbing the rodents natural habitat through agricultural activities or outdoor activities.

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This page last reviewed February 28, 2000.

Centers for Disease Control and Prevention
National Center for Infectious Diseases
Division of Viral and Rickettsial Diseases
Special Pathogens Branch