PMC:7295558 / 57-104
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T1","span":{"begin":4,"end":5},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"19: A Case Series\nEchocardiography of Patients "}
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T2","span":{"begin":4,"end":17},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"19: A Case Series\nEchocardiography of Patients "}