WHO Clarifies What It Means for Disease to Spread ‘Through the Air’ — VOA Learning English
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International health experts have agreed on a new definition of what it means for a disease to spread “through the air.”
The agreement came after the World Health Organization (WHO) cooperated with hundreds of international health experts to explain or clarify the meaning. The WHO said the technical document it issued was the first step towards finding better methods to prevent airborne disease spread.
The document says the term "through the air" can be used for infectious diseases in which the main spread involves a pathogen traveling through the air or being suspended in the air. The experts said this is similar to the official description of "waterborne" diseases.
The WHO’s new explanation…
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