Association of C2 deficiency and the HL-A haplotype 10, W18.
D003175:Complement C2 / Q000172:deficiency*; D003165:Complement System Proteins / Q000172:deficiency*; D006649:Histocompatibility Antigens; D006720:Homozygote; D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000235:genetics
D003175:Complement C2; D006649:Histocompatibility Antigens; D003165:Complement System Proteins