title: HL-A phenotype and gene frequencies in the German Ruhr area population.
mesh_terms: D000483:Alleles; D003601:Cytotoxicity Tests, Immunologic; D000939:Epitopes; D005787:Gene Frequency; D005860:Germany, West; D006648:Histocompatibility; D006801:Humans; D007519:Isoantigens / Q000032:analysis*; D010641:Phenotype; D009626:Terminology as Topic
chemical_list: D000939:Epitopes; D007519:Isoantigens