Impact of the COVID-19 epidemic on medical product imports from china from outbreak to stabilization: Monthly panel data regression and instrumental variable test.

Front Public Health · 2023 · PMC9947240 · PMID 36844833

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extremely significantno p-value reported

After considering the different phases of the epidemic, the influence of political relations in the first phase was not significant, whereas in the second phase, the influence was extremely significant, and the absolute value of the coefficient significantly increased.

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