PMC:549712 / 5909-5912 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T2075","span":{"begin":0,"end":2},"obj":"NN"},{"id":"T2077","span":{"begin":2,"end":3},"obj":"HYPH"}],"text":"PS-"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T1224","span":{"begin":0,"end":2},"obj":"CHEBI:18303"}],"text":"PS-"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T965","span":{"begin":0,"end":2},"obj":"CHEBI:18303"}],"text":"PS-"}