PMC:7017962 / 617-778
Annnotations
LitCovid-sentences
Id | Subject | Object | Predicate | Lexical cue |
---|---|---|---|---|
T7 | 0-161 | Sentence | denotes | Department of Homeland Security’s Customs and Border Protection began health screenings at U.S. airports to identify ill travelers returning from Wuhan City (4). |