PMC:7463108 / 14343-14360
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T176","span":{"begin":0,"end":17},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"2003; Chen et al."}
2_test
{"project":"2_test","denotations":[{"id":"32876803-12726730-62957948","span":{"begin":0,"end":4},"obj":"12726730"}],"text":"2003; Chen et al."}