PMC:7455776 / 2720-2837 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T16","span":{"begin":0,"end":20},"obj":"Sentence"},{"id":"T17","span":{"begin":21,"end":117},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Conflict of interest\nOn behalf of all authors, the corresponding author states that there is no conflict of interest."}