Haemophilia— an international journal dedicated to the worldwide exchange of information on inherited bleeding disorders and their comprehensive care—has maintained its impact factor of 3.0 for 2025, reflecting the continued relevance, quality, and influence of the research it publishes for the global bleeding disorders community. An impact factor measures how often, on average, articles published in a journal are cited by other researchers, serving as an indicator of the journal’s scientific influence and standing in its field.
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