PubMed:20143913 / 934-945 JSONTXT

{"project":"LitCoin-GeneOrGeneProduct-v0","denotations":[{"id":"T29","span":{"begin":0,"end":11},"obj":"GeneOrGeneProduct"}],"text":"amino acids"}

{"project":"LitCoin-GeneOrGeneProduct-v2","denotations":[{"id":"T12","span":{"begin":0,"end":11},"obj":"GeneOrGeneProduct"}],"text":"amino acids"}