Allen Ray
 Professor
                            Oncology                            
                            Johns Hopkins School of Medicine
                            Greece
                        
Biography
Chen's primary area of research focuses on bone marrow transplantation (BMT), a highly complex and specialized aspect of pediatric oncology that, in recent years, has become an accepted form of therapy for an increasingly broad range of cancers.
Research Interest
Pediatric Hematopoietic Cell Transplantation; Pediatric Bone Marrow Transplantation; Pediatric Oncology