PMC:7463108 / 62590-62607
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T837","span":{"begin":0,"end":17},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"2002; Xuan et al."}
2_test
{"project":"2_test","denotations":[{"id":"32876803-11953468-62958130","span":{"begin":0,"end":4},"obj":"11953468"}],"text":"2002; Xuan et al."}