PMC:7795804 / 5530-5661 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/7795804","sourcedb":"PMC","sourceid":"7795804","source_url":"https://www.ncbi.nlm.nih.gov/pmc/7795804","text":"-ended questions, the answers were multiple-choice. In some cases, more than one choice was possible. The survey took an average of","tracks":[{"project":"LitCovid-sentences","denotations":[{"id":"T35","span":{"begin":52,"end":101},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"attributes":[{"subj":"T35","pred":"source","obj":"LitCovid-sentences"}]}],"config":{"attribute types":[{"pred":"source","value type":"selection","values":[{"id":"LitCovid-sentences","color":"#b493ec","default":true}]}]}}