PMC:1084331 / 1863-1872 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T1611","span":{"begin":0,"end":9},"obj":"JJ"}],"text":"essential"}

{"project":"biosemtest","denotations":[{"id":"T1100","span":{"begin":0,"end":9},"obj":"UMLS/C0205224"}],"text":"essential"}