PMC:7780429 / 5603-5714
Annnotations
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T41 | 0-111 | Sentence | denotes | This involved the use of different types of more or less tight-fitting masks, and sometimes glasses or screens. |
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T41 | 0-111 | Sentence | denotes | This involved the use of different types of more or less tight-fitting masks, and sometimes glasses or screens. |