PubMed:20558148 / 1276-1286 JSONTXT

{"project":"LitCoin-GeneOrGeneProduct-v0","denotations":[{"id":"T33","span":{"begin":0,"end":10},"obj":"GeneOrGeneProduct"}],"text":"attenuated"}

{"project":"LitCoin-GeneOrGeneProduct-v2","denotations":[{"id":"T19","span":{"begin":0,"end":10},"obj":"GeneOrGeneProduct"}],"text":"attenuated"}