PubMed:33151894 / 1868-1982 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T16","span":{"begin":0,"end":114},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Based on the 203,191 eligible microblog posts collected, we identified 17 topics which were grouped into 8 themes."}