PMC:7555630 / 10911-10924
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T71","span":{"begin":0,"end":2},"obj":"Sentence"},{"id":"T72","span":{"begin":3,"end":13},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"4. Discussion"}