PubMed:18808529 / 1593-1599 JSONTXT

{"project":"LitCoin-GeneOrGeneProduct-v2","denotations":[{"id":"T26","span":{"begin":0,"end":6},"obj":"GeneOrGeneProduct"}],"text":"matrix"}

{"project":"LitCoin-GeneOrGeneProduct-v0","denotations":[{"id":"T34","span":{"begin":0,"end":6},"obj":"GeneOrGeneProduct"}],"text":"matrix"}