PMC:7781431 / 39555-39574
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T397","span":{"begin":0,"end":19},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Nothing to declare."}