The efficacy of extracorporeal photopheresis in the treatment of steroid refractory acute graft-versus-host disease: a systematic review and meta-analysis
IntroductionSteroid-refractory acute graft-versus-host disease (SR-aGVHD) is a significant complication of hematopoietic stem cell transplantation (HSCT). Extracorporeal Photopheresis (ECP) represents a key second-line option. Previous reviews have pro…