PMC:7156903 / 2244-2391 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T16","span":{"begin":35,"end":47},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"is available to authorized users.\n\nIntroduction\nIn December of 2019, the city of Wuhan, located in the Hubei province of China, became the epicente"}