CORD-19:35349bb1fc9290338907b7d7f104c9db3951163b / 188509-188669 JSONTXT

{"project":"CORD-19-Sentences","denotations":[{"id":"TextSentencer_T1388","span":{"begin":0,"end":160},"obj":"Sentence"},{"id":"T26619","span":{"begin":0,"end":160},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Mean cross-sectional area of transverse images of the relaxed antrum was obtained for each time point, and expressed as a percentage of the maximal antral area."}