PhotopheresisPUVA TherapyMethoxsalenLymphomaDermatitis, ExfoliativeExtracorporeal CirculationLymphoma, B-CellLymphoma, Non-HodgkinLymphoma, T-CellSezary SyndromeImmunosuppressionLymphoma, Large B-Cell, DiffuseLymphoma, FollicularLymphocyte SubsetsInfectionGraft vs Host DiseaseBurkitt LymphomaLymphoma, B-Cell, Marginal Zone