PMC:7463108 / 18062-18080
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T252","span":{"begin":13,"end":18},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"(Byrd et al. 2012)"}