PMC:7214329 / 872-1285 6 Projects
Annnotations
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T12 | 11-104 | Sentence | denotes | SARS-CoV-2 RNA detection was performed using reverse transcription polymerase chain reaction. |
| T13 | 106-113 | Sentence | denotes | Results |
| T14 | 114-163 | Sentence | denotes | Viral RNA was not detected in the 44 air samples. |
| T15 | 164-335 | Sentence | denotes | The positive rates in 200 environmental surface samples in medical areas (24.83%) was higher than that in living quarters (3.64%), with a significant difference (P < .05). |