PMC:7795856 / 30772-30776
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T182","span":{"begin":0,"end":4},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"4.8."}