PMC:3218875 / 34622-34680 JSONTXT

{"project":"sentences","denotations":[{"id":"T198","span":{"begin":0,"end":58},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The authors declare that they have no competing interests."}