CLINICAL ANALYSIS AND QUALITY OF LIFE SURVEY OF HEMOPHILIA B PATIENTS IN THE CENTRAL AND WESTERN REGIONS OF CHINA

Clinical analysis and quality of life survey of hemophilia B patients in the central and western regions of China

ObjectiveTo study the current status of hemophilia B (HB) patients in the central and western regions of China.MethodsThis cross-sectional, multicenter study was conducted in seven provinces in the central and western regions of China from April 2019 to June 2023.Samples were collected for the factor IX activity, inhibitor screen, and gene mutation

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