HLA-DRB1 and cervical cancer: The most recent GWAS performed by Leo et al. demonstrated that HLA-DRB1*15:01-DQB1*06:02-DQA1*01:02, DRB1*04:01-DQA1*03:01, and DRB1*13:01-DQB1*06:03 haplotypes are associated with cervical cancer (CIN II, III, and invasive cancer) in a mixed European population7.