PMC:7784787 / 3119-3321
Annnotations
LitCovid-sentences
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T29 | 26-108 | Sentence | denotes | One approach is to refine and improve face masks, both in terms of fabric and fit. |
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T29 | 26-108 | Sentence | denotes | One approach is to refine and improve face masks, both in terms of fabric and fit. |