• Airports worldwide increase screening
• This may explain the spread of new virus
원문출처 : https://www.cnn.com/2020/01/22/asia/china-wuhan-coronavirus-deadly-intl-hnk/index.html
원문출처 : https://www.cnn.com/2020/01/22/asia/china-wuhan-coronavirus-deadly-intl-hnk/index.html