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PMC:7210464 / 28148-28334 JSONTXT

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LitCovid-sentences

Id Subject Object Predicate Lexical cue
T223 0-186 Sentence denotes We divide the whole sample into two sub-samples (January 19 to February 1, and February 2 to February 29) and estimate the model using the whole sample and two sub-samples, respectively.