Characteristics and outcomes of the drug patent linkage system in China.

Global Health · 2024 · PMC11017475 · PMID 38622631

Europe PMC DOI

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an increasing trendno p-value reported

Among these, P4.2 certifications accounted for a larger proportion, reaching 77.7%, and showed an increasing trend (from 69.4% in 2021 to 82.8% in 2023).

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