PMC:7175914 / 307-353
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T5","span":{"begin":0,"end":46},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"• The second outbreak of disease is obtained."}