PMC:7558333 / 133-190
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T3","span":{"begin":18,"end":26},"obj":"Sentence"},{"id":"T4","span":{"begin":27,"end":42},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"ntric Experience\n\nAbstract\n(1) Background: The diagnosis "}