PMC:7344504 / 8153-8257
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T70","span":{"begin":0,"end":104},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The respiratory situation improved marginally in the subsequent 7 days but declined steadily thereafter."}