true or false: SARS is thought to have been spread to 160 people in seven countries by a single flight attendant.

Ernst Sars died in 1917.

Severe acute respiratory syndrome (SARS) is a viral respiratory illness caused by a coronavirus.

SARS coronavirus (SARS-CoV) – virus identified in 2003. SARS-CoV is thought to be an animal virus from an as-yet-uncertain animal reservoir, perhaps bats, that spread to other animals (civet cats) and first infected humans in the Guangdong province of southern China in 2002.