Case study: Investigation of an outbreak of

The WHO subsequently declared an outbreak of a new illness, Severe Acute Respiratory Syndrome (SARS) on March 12th, 2003. Epidemiology – person, place, time By May 2003, when the first phase of the outbreak was declared over, 257 SARS cases had been reported in Toronto, as a result of unrecognized spread to hospital staff, patients and ... ................
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