RecruitingPhase 2Drug trialEffectiveness of Concurrent Ultra-Low-Dose Total-Skin Electron Beam Therapy and Brentuximab Vedotin Given Quarterly Over 12 Months for Patients With Mycosis FungoidesTo learn if a form of radiation therapy (called ultra-low-dose - total skin electron beam therapy \[ULD-TSEBT\]) in combination with brentuximab vedotin can help to control mycosis fungoides