PubMed:33225970 / 619-791 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T7","span":{"begin":0,"end":172},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"This is a single centre, randomized, 2-arm, parallel group, double blind, 1:1 ratio, controlled, exploratory trial with a study period of 30 days from the day of enrolment."}