Saturday, March 22, 2003, 18:18 EST (6 :18 PM EST) CDCHAN -00126-03-03-22-UPD-N For purposes of case finding and surveillance in the United States, the March 17th CDC SARS case definition has been updated as follows: • Temperature must be measured • SARS areas are limited to those with suspected or documented community transmission; this differs from the WHO definition as it excludes areas where secondary transmission has been limited to only health care workers or direct household contacts. Note: the list of SARS areas will be updated as new information becomes available. OR Close contact within 10 days of onset of symptoms with either a person with a respiratory illness and travel to a SARS area or a person under investigation or suspected of having SARS

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