biostudies-literatureUnknown104(1)Sasse SHaematologicae45-e46https://www.ebi.ac.uk/biostudies/studies/S-EPMC6312031biostudies-literatureProgrammed cell death protein1 (PD1)-expression in the microenvironment of classical Hodgkin lymphoma at relapse after conventional chemotherapy and at relapse on anti-PD1 treatment.PMC6312031Borchmann PKlapper WDiepstra AReddemann KOschlies ISchnitter AEngert ASasse SBorchmann SfalseProgrammed cell death protein1 (PD1)-expression in the microenvironment of classical Hodgkin lymphoma at relapse after conventional chemotherapy and at relapse on anti-PD1 treatment.2019-01-01T00:00:00Z2019 Jan2025-04-19T22:51:40.454Z2025-04-19T22:51:40.454ZS-EPMC63120313059849710.3324/haematol.2018.207829