PMC:7103735 / 28668-28746
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T250","span":{"begin":0,"end":78},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"aR0 is \u003c1 for tertiary and quaternary spreading as well as in the later phase."}