PMC:7796291 / 13631-13730
Annnotations
LitCovid-sentences
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T123 | 0-99 | Sentence | denotes | Without disinfection treatments, both respirators showed very high filtration efficiency of ≥99.5%. |
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T123 | 0-99 | Sentence | denotes | Without disinfection treatments, both respirators showed very high filtration efficiency of ≥99.5%. |