Fifteen years ago on May 31, the outbreak of severe acute respiratory syndrome (Sars) which claimed 33 lives here - and provided a wake-up call about trans-border disease transmission - was declared over in Singapore.
Caused by infection with the Sars coronavirus (CoV), Sars first emerged in Guangdong, spread to Hong Kong, and eventually affected over 8,000 people in 26 countries. The first Singaporeans affected were holidaymakers who fell ill shortly after returning from Hong Kong in late February 2003.
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