PMC:7781502 / 13723-13954 JSONTXT

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{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/7781502","sourcedb":"PMC","sourceid":"7781502","source_url":"https://www.ncbi.nlm.nih.gov/pmc/7781502","text":"First, we analyzed only articles accessible via PubMed, which include the MEDLINE database and papers included in the National Library of Medicine catalogue [21]. PubMed only recently started to include preprints in search results.","tracks":[{"project":"TEST0","denotations":[{"id":"33409059-158-164-2309440","span":{"begin":158,"end":160},"obj":"[\"29632445\"]"}],"attributes":[{"subj":"33409059-158-164-2309440","pred":"source","obj":"TEST0"}]},{"project":"LitCovid-sentences","denotations":[{"id":"T141","span":{"begin":0,"end":231},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"attributes":[{"subj":"T141","pred":"source","obj":"LitCovid-sentences"}]}],"config":{"attribute types":[{"pred":"source","value type":"selection","values":[{"id":"TEST0","color":"#b8ec93","default":true},{"id":"LitCovid-sentences","color":"#ec93d2"}]}]}}