PMC:7216275 / 43690-43858
Annnotations
LitCovid-sentences
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T371 | 0-168 | Sentence | denotes | We used two sampling techniques: random sampling and snowball sampling; future research can be improved using different kind of sampling and data collection techniques. |