PMC:7335697 / 20486-20525
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T264","span":{"begin":0,"end":39},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" Invasive mechanical ventilation 4 (7)"}