时下在世界三十几个国家和地区流行的SARS引发了全球性的公共卫生危机。实际上比起人类已知的许多疫病,无论是传染率还是死亡率,SARS都不算是高的。从美国《商业周刊》提供的医疗卫生统计数据获知,全球每年死于肺结核和疟疾的患者各有200万人,仅流感每年就造成25万人死亡。迄今 The SARS now prevailing in more than 30 countries and regions in the world have triggered a global public health crisis. In fact, SARS is not high in many epidemics known to mankind, whether contagious or death-rate. According to the medical and health statistics provided by BusinessWeek in the United States, there are 2 million people each year who die of tuberculosis and malaria in the world each year, and 250,000 people are killed each year by the flu alone. so far