China has imposed restrictions on the publication of academic research on the origins of the novel coronavirus, according to a central government directive and online notices published by two Chinese universities, that have since been removed from the web.
원문출처 : https://www.cnn.com/2020/04/12/asia/china-coronavirus-research-restrictions-intl-hnk/index.html
원문출처 : https://www.cnn.com/2020/04/12/asia/china-coronavirus-research-restrictions-intl-hnk/index.html