HLA-DQA1 and neuroblastoma: In neuroblastoma, several alleles were specifically underrepresented in 11qWT (DRB1*15:01, DQB1*06:02) or 11qLOH (DQB1*05:01, DPB1*04:02), and others were specifically overrepresented in 11qLOH (A*26:01, C*15:02, DQA1*01:04, DQB1*05:03).