Takeda and Pfizer Announce Four-Year Results from Positive Phase 3 HD21 Trial of Additional ADCETRIS® (brentuximab vedotin) Combination in Frontline Hodgkin LymphomaContributed by: Business WireLogoTagsScienceCardiologyBiotechnologyResearchPharmaceuticalOncologyHealthClinical TrialsTakeda Pharmaceutical Company Limited