摘 要: | In the spring of 2003, severe acute respiratory syndrome (SARS) suddenly broke out in many countries of the world, especially China. About 8400 probable cases of SARS were identified worldwide and about 800 patients died. SARS not only caused severe panic all over the world, but also brought huge losses to global economy. SARS is recognized as a new kind of respiratory disease, caused by a novel coranovirus, SARS-CoV. It is characterized by pneumonic infection and pathological change.…
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