PubMed:17059986 / 729-739 JSONTXT

{"project":"LitCoin-GeneOrGeneProduct-v2","denotations":[{"id":"T13","span":{"begin":0,"end":10},"obj":"GeneOrGeneProduct"}],"text":"amino acid"}

{"project":"LitCoin-GeneOrGeneProduct-v0","denotations":[{"id":"T23","span":{"begin":0,"end":10},"obj":"GeneOrGeneProduct"}],"text":"amino acid"}