The panic in pictures
First known case of atypical pneumonia occurs but is not identified until much later.
Spreads across Guangdong
Five die and 305 cases in the first three months since the virus is first spotted. By the end of the epidemic, 5,328 are infected by SARS in Guangdong, with 349 deaths.
SARS comes to Hong Kong
a 33-year-old Hong Kong man, who recently travelled to Fujian Province, dies of what is suspected to be SARS. He is the first of 299 deaths and 1,755 infected with the disease.
Canada becomes an epicentre
A 78-year-old female tourist contracts SARS before travelling from Hong Kong to Toronto. She later dies, one of the first of 251 infections and 44 deaths in Canada.
Germany's first infection
A physician, after attending a medical conference and treating two SARS patients in Singapore, boards a flight to return to Singapore from New York, via Frankfurt. He is stopped in Frankfurt and becomes Germany's first SARS infection. In total, 10 are infected in Germany, none die.
The USA confirms its first case of SARS in New Jersey. Of the 27 confirmed with SARS in the US, none die.
A French hospital worker contracts SARS in Hanoi before boarding a plane for Paris. Several others are infected on the flight. In total, seven are infected, one of whom dies.
SARS descends on Africa
A man flies from Hong Kong to Pretoria, South Africa, and is later hospitalised with SARS. It is the only case in the country, but the victim does not survive.
Spotted in Vietnam
A Chinese-American businessman leaves Hong Kong for Hanoi, where he falls ill. He later dies after returning to Hong Kong for treatment. In Vietnam, 63 are infected; five die.
Australia gets SARS
A German backpacker flies to Australia from Hong Kong and develops flu-like symptoms. In Australia, six are infected, none die.