PMC:7143846 / 9492-9622 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T73","span":{"begin":0,"end":130},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"In this study, we compare the LIWC categories between the week before (T-before) and after (T-after) 20 January, shown in Table 2."}