PMC:7079563 / 251-640 8 Projects
Annnotations
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T4 | 140-259 | Sentence | denotes | To date, there are no clinically approved vaccines or antiviral drugs available for these human coronavirus infections. |
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T4 | 140-259 | Sentence | denotes | To date, there are no clinically approved vaccines or antiviral drugs available for these human coronavirus infections. |