PubMed:15991002 / 1726-1732 JSONTXT

{"project":"LitCoin-GeneOrGeneProduct-v0","denotations":[{"id":"T38","span":{"begin":0,"end":6},"obj":"GeneOrGeneProduct"}],"text":"extend"}

{"project":"LitCoin-GeneOrGeneProduct-v2","denotations":[{"id":"T8","span":{"begin":0,"end":6},"obj":"GeneOrGeneProduct"}],"text":"extend"}