> top > docs > PMC:7454258 > spans > 24432-24574 > annotations

PMC:7454258 / 24432-24574 JSONTXT

Annnotations TAB JSON ListView MergeView

LitCovid-sentences

Id Subject Object Predicate Lexical cue
T163 0-142 Sentence denotes While less well documented by national surveillance data, the levels and types of food processing have substantially changed in the past 50 y.