The paper takes literature in the Health Technology Assessment (HTA) field in Web of Science and " China Academic Journal Network Publishing Database" as its study subject,draws scientific knowledge map with EXCEL,CiteSpace on data like high-frequency keywords and burst terms and analyzes study hotspots and evolution trend.It suggests that HTA theoretical system be perfected,study be converted into demonstration and study cooperation be strengthened to promote study and development of China's HTA.
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