PMC:7306567 / 14708-14767 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/7306567","sourcedb":"PMC","sourceid":"7306567","source_url":"https://www.ncbi.nlm.nih.gov/pmc/7306567","text":"However, the evidence was almost exclusively observational.","tracks":[{"project":"LitCovid-sentences","denotations":[{"id":"T97","span":{"begin":0,"end":59},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"attributes":[{"subj":"T97","pred":"source","obj":"LitCovid-sentences"}]}],"config":{"attribute types":[{"pred":"source","value type":"selection","values":[{"id":"LitCovid-sentences","color":"#93ecc0","default":true}]}]}}