PMC:1142324 / 339-345 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T154","span":{"begin":0,"end":6},"obj":"NN"}],"text":"matrix"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T66","span":{"begin":0,"end":6},"obj":"GO:0031012"}],"text":"matrix"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T35","span":{"begin":0,"end":6},"obj":"GO:0031012"}],"text":"matrix"}