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Efficacy of Wilfactin for the treatment of major events according to the factor VIII (FVIII) correction using a four‐point scale (excellent, good, moderate, none): (A) von Willebrand factor (VWF)‐treated major surgical procedures; (B) VWF‐treated major bleeding episodes.
* Efficacy was not assessed for 1 of the 57 major surgeries
