PMC:7536950 / 1154-1226
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T13","span":{"begin":0,"end":1},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"A historical timeline is presented in the Supporting Information figure."}
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T14","span":{"begin":0,"end":72},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"A historical timeline is presented in the Supporting Information figure."}