title: HL-A antigens in retinoblastoma.
mesh_terms: D002648:Child; D005134:Eye Neoplasms / Q000235:genetics / Q000276:immunology*; D005260:Female; D006238:Haploidy; D006579:Heterozygote; D006649:Histocompatibility Antigens / Q000032:analysis*; D006720:Homozygote; D006801:Humans; D007106:Immune Sera; D008297:Male; D012175:Retinoblastoma / Q000235:genetics / Q000276:immunology*
chemical_list: D006649:Histocompatibility Antigens; D007106:Immune Sera