PMC:7781502 / 478-576 2 Projects
Annnotations
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T8 | 0-98 | Sentence | denotes | We retrieved all articles on COVID-19 indexed in PubMed between 31 December 2019 and 30 June 2020. |
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T8 | 0-98 | Sentence | denotes | We retrieved all articles on COVID-19 indexed in PubMed between 31 December 2019 and 30 June 2020. |