PMC:7795966 / 6291-6617 2 Projects
Annnotations
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T48 | 0-275 | Sentence | denotes | For the case of COHb and COVID-19, 73 articles were retrieved from PubMed (n = 1) and Google Scholar (n = 72), one duplicate was removed and 68 articles were excluded after abstract review, leading to three articles that were finally included in the present study [20,24,25]. |
| T49 | 276-326 | Sentence | denotes | The study selection process is shown in Figure 1b. |