CORD-19:35349bb1fc9290338907b7d7f104c9db3951163b / 226120-226252 JSONTXT

{"project":"CORD-19-Sentences","denotations":[{"id":"TextSentencer_T1640","span":{"begin":0,"end":132},"obj":"Sentence"},{"id":"T89228","span":{"begin":0,"end":132},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Thirty-three of the 45 students (73%) also completed the retention test (18 from the treatment group and 15 from the control group)."}