PMC:7146663 / 720-792 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T4","span":{"begin":9,"end":11},"obj":"http://purl.obolibrary.org/obo/CLO_0053733"},{"id":"T5","span":{"begin":30,"end":42},"obj":"http://purl.obolibrary.org/obo/OBI_0000245"},{"id":"T6","span":{"begin":52,"end":53},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"On March 11, the World Health Organization declared a state of pandemic."}

{"project":"LitCovid-sentences","denotations":[{"id":"T6","span":{"begin":0,"end":72},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"On March 11, the World Health Organization declared a state of pandemic."}