PMC:7787218 / 19978-20080 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T93","span":{"begin":0,"end":57},"obj":"Sentence"},{"id":"T94","span":{"begin":58,"end":102},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"* Phase information was current as of December 21, 2020. In all cases, the placebo was normal saline."}