PMC:7077337 / 169-221
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T2","span":{"begin":33,"end":34},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"\nAbstract\nIn early December 2019 a cluster of cases "}
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T3","span":{"begin":1,"end":9},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"\nAbstract\nIn early December 2019 a cluster of cases "}