PMC:7216275 / 45951-46003
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T391","span":{"begin":0,"end":52},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The authors have no conflict of interest to declare."}