Phase 3b, Open-label, Multicenter, Single-dose Study Investigating Efficacy and Safety of CSL222 (Etranacogene Dezaparvovec) Gene Therapy Administered to Adult Subjects with Severe or Moderately Severe Hemophilia B with Detectable Pretreatment AAV5 Neutra

Phase 3b, Open-label, Multicenter, Single-dose Study Investigating Efficacy and Safety of CSL222 (Etranacogene Dezaparvovec) Gene Therapy Administered to Adult Subjects with Severe or Moderately Severe Hemophilia B with Detectable Pretreatment AAV5 Neutralizing Antibodies