PMC:7340597 / 1931-1991
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T23","span":{"begin":18,"end":33},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"tologic pattern.\n\n1 Introduction\nUp to 20% of hospitalized "}