PMC:7335631 / 9523-9584
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T94","span":{"begin":0,"end":61},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The authors do not have any conflicts of interest to declare."}