PMC:1253828 / 278-283
Annnotations
craft-sa-dev
{"project":"craft-sa-dev","denotations":[{"id":"T291","span":{"begin":0,"end":5},"obj":"NN"}],"text":"metal"}
craft-ca-core-ex-dev
{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T156","span":{"begin":0,"end":5},"obj":"CHEBI_EXT:metal"}],"text":"metal"}