PMC:7558233 / 42579-42705
Annnotations
LitCovid-sentences
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T253 | 0-126 | Sentence | denotes | Four “inactivated virus vaccines” are in post-phase II clinical trials, and two of these have been approved for emergency use. |