PMC:7224658 / 3942-4133 JSONTXT

{"target":"http://pubannotation.org/docs/sourcedb/PMC/sourceid/7224658","sourcedb":"PMC","sourceid":"7224658","source_url":"https://www.ncbi.nlm.nih.gov/pmc/7224658","text":" 2020, BBC News, 2020, Shim et al., 2020). On March 2, the South Korean government initially postponed the commencement of elementary, middle, and high schools for 4 weeks until April 6, and ","tracks":[{"project":"2_test","denotations":[{"id":"32417247-32174069-50052992","span":{"begin":1,"end":5},"obj":"32174069"},{"id":"32417247-32198088-50052993","span":{"begin":36,"end":40},"obj":"32198088"},{"id":"T20249","span":{"begin":1,"end":5},"obj":"32174069"},{"id":"T9156","span":{"begin":36,"end":40},"obj":"32198088"}],"attributes":[{"subj":"32417247-32174069-50052992","pred":"source","obj":"2_test"},{"subj":"32417247-32198088-50052993","pred":"source","obj":"2_test"},{"subj":"T20249","pred":"source","obj":"2_test"},{"subj":"T9156","pred":"source","obj":"2_test"}]}],"config":{"attribute types":[{"pred":"source","value type":"selection","values":[{"id":"2_test","color":"#e693ec","default":true}]}]}}