PMC:7003341 / 66445-66561
Annnotations
LitCovid-PD-CLO
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T454 | 13-14 | http://purl.obolibrary.org/obo/CLO_0001020 | denotes | a |
LitCovid-sentences
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T526 | 0-116 | Sentence | denotes | NIV provides a certain positive pressure ventilation effect through the positive pressure formed by the closed mask. |