Cumulative incidence frequencies of sclerosis in patients with chronic GVHD, according to rs10516487 (BANK1), rs2056626 (CD247), and rs987870 (HLA-DPA1) genotypes in the donors and recipients. Black solid lines represent groups with the homozygous minor allele, gray solid lines represent groups with the homozygous major allele, and dotted black lines represent heterozygotes.