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2 天前 · 本文提供記錄受SARS-CoV-2影響的世界各地的狀態，SARS-CoV-2是2019冠状病毒病（COVID-19）的病毒。首位報告的COVID-19确诊病例是在中國 湖北省 武漢市（2019年12月）。而最近出現首例確診病例的国家或地区是托克勞（2022年12月21日）。
2024年5月31日 · SARS, highly contagious respiratory illness characterized by a persistent fever, headache, and bodily discomfort, followed by a dry cough that may progress to great difficulty in breathing. SARS first appeared in November 2002 in Guangdong province, China, and a specific vaccine for it has not yet been developed.
- The Editors of Encyclopaedia Britannica
3 天前 · Two strains of the virus have caused outbreaks of severe respiratory diseases in humans: severe acute respiratory syndrome coronavirus 1 (SARS-CoV or SARS-CoV-1), the cause of the 2002–2004 outbreak of severe acute respiratory syndrome (SARS), and of .
2024年6月5日 · Since 2020, SARS-CoV-2, the virus that causes COVID-19, has been spreading and changing globally. These changes have led to the detection of variants in many countries around the world. The more significant of these variants are grouped in three different ways – variants under monitoring, variants of interest and variants of concern.
2024年5月24日 · 冠状病毒是一组导致呼吸系统疾病的病毒。例如，冠状病毒会导致普通感冒和严重急性呼吸道综合征（简称 SARS）以及 COVID-19。 COVID-19 病毒主要通过人际传播。该病毒可以通过无症状感染者传播。
3 天前 · The severity of SARS-CoV-2 infection varied over the course of the pandemic due to factors such as changes in variant characteristics and population immunity from previous infection or...
2024年5月21日 · The highly mutated SARS-CoV-2 variant BA.2.86 is still neutralized by antibodies in the blood. The spike protein of BA.2.86 — a subvariant of Omicron — has a large number of mutations, and ...
