
PMC:7796148 / 6545-6595
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T55","span":{"begin":0,"end":50},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Third, the timeline of the virus varied by region."}