PubMed:23069675 / 107-113 JSONTXT

{"project":"LitCoin-GeneOrGeneProduct-v0","denotations":[{"id":"T4","span":{"begin":1,"end":6},"obj":"GeneOrGeneProduct"}],"text":" brain"}

{"project":"LitCoin-GeneOrGeneProduct-v2","denotations":[{"id":"T3","span":{"begin":1,"end":6},"obj":"GeneOrGeneProduct"}],"text":" brain"}