[New cases of lung disease SARS. Still only with mouth protection in the underground railway?].
Neumaier
Judith
J
D005858:Germany / Q000453:epidemiology; D006723:Hong Kong / Q000453:epidemiology; D006801:Humans; D009064:Mouth Protectors; D045169:Severe Acute Respiratory Syndrome / Q000453:epidemiology / Q000517:prevention & control* / Q000635:transmission; D014195:Travel