PubMed:18808529 / 1077-1090 JSONTXT

{"project":"LitCoin-GeneOrGeneProduct-v2","denotations":[{"id":"T13","span":{"begin":0,"end":13},"obj":"GeneOrGeneProduct"}],"text":"extracellular"}

{"project":"LitCoin-GeneOrGeneProduct-v0","denotations":[{"id":"T20","span":{"begin":0,"end":13},"obj":"GeneOrGeneProduct"}],"text":"extracellular"}