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PMC:7212965 / 669-929 JSONTXT

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LitCovid-PD-CLO

Id Subject Object Predicate Lexical cue
T8 13-14 http://purl.obolibrary.org/obo/CLO_0001020 denotes a

LitCovid-sentences

Id Subject Object Predicate Lexical cue
T7 0-260 Sentence denotes We performed a systematic literature search to identify published and unpublished studies using OVID Medline and preprint servers (medRxiv, LitCovid, and SSRN) up until April 5, 2020; major journal sites were monitored for US publications until April 19, 2020.

LitCovid-PubTator

Id Subject Object Predicate Lexical cue
33 96-100 Disease denotes OVID