PubMed:33012350 / 512-661 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T6","span":{"begin":0,"end":149},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"We reviewed the reference lists of relevant articles to identify further articles and identified articles through social and conventional news media."}