Successful salvage of primary progressive Hodgkin lymphoma with the combination of post‐transplant brentuximab vedotin and radiotherapy: Combining novelty and tradition. Issue 2 (23rd September 2020) - Belia, Marina; Chatzidimitriou, Chrysovalantou; Rondogianni, Phivi; Petsa, Panayiota; Efstathopoulou, Maria; Konstantinou, Eliana; Arapaki, Maria; Asimakopoulos, John; Plata, Eleni; Konstantopoulos, Kostas; Angelopoulou, Maria K.; Vassilakopoulos, Theodoros P.