PMC:7780429 / 17181-17224
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T167","span":{"begin":0,"end":43},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Doctor Ref Ref 0.0001 Ref Ref \u003c0.0001"}