PMC:509410 / 15023-15029
Annnotations
craft-sa-dev
{"project":"craft-sa-dev","denotations":[{"id":"T2739","span":{"begin":0,"end":6},"obj":"NN"}],"text":"oxygen"}
craft-ca-core-ex-dev
{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T2602","span":{"begin":0,"end":6},"obj":"CHEBI_EXT:oxygen"}],"text":"oxygen"}