PubMed:18439317 / 199-205 JSONTXT

{"project":"LitCoin-GeneOrGeneProduct-v2","denotations":[{"id":"T6","span":{"begin":0,"end":6},"obj":"GeneOrGeneProduct"}],"text":"matrix"}

{"project":"LitCoin-GeneOrGeneProduct-v0","denotations":[{"id":"T6","span":{"begin":0,"end":6},"obj":"GeneOrGeneProduct"}],"text":"matrix"}