PMC:1283364 / 3069-3072 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T863","span":{"begin":1,"end":3},"obj":"NN"}],"text":" Aβ"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T635","span":{"begin":1,"end":3},"obj":"CHEBI_PR_EXT:amyloid_beta"}],"text":" Aβ"}