PMC:329117 / 6294-6301 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T1876","span":{"begin":0,"end":7},"obj":"NN"}],"text":"surface"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T1102","span":{"begin":0,"end":7},"obj":"GO:0009986"}],"text":"surface"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T891","span":{"begin":0,"end":7},"obj":"GO:0009986"}],"text":"surface"}