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PubMed:33044019 / 211-222
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T3","span":{"begin":0,"end":10},"obj":"http://purl.obolibrary.org/obo/BFO_0000030"}],"text":"OBJECTIVES:"}
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T5","span":{"begin":0,"end":11},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"OBJECTIVES:"}