Volume 11, Number 7—July 2005
Asymptomatic SARS Coronavirus Infection among Healthcare Workers, Singapore
|Classification||No. (%)||Median titer (range)|
|Pneumonic SARS||37 (82.2)||1:6,400 (1:1,600–1:6,400)|
|Subclinical (nonpneumonic) SARS||2 (4.4)||1:4,000 (1:1,600–1:6,400)|
|Asymptomatic SARS||6 (13.3)||1:4,000 (1:400–1:6,400)|
*SARS, severe acute respiratory syndrome. CoV, coronavirus.
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