CORD-19:35349bb1fc9290338907b7d7f104c9db3951163b / 197939-198091 JSONTXT

{"project":"CORD-19-Sentences","denotations":[{"id":"TextSentencer_T1455","span":{"begin":0,"end":152},"obj":"Sentence"},{"id":"T68552","span":{"begin":0,"end":152},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"All 28 samples were extracted using methanol-chloroform before targeted analysis by TSQ Altis Triple Quadrupole liquid chromatography-mass spectrometry."}