title: [Results of repeated control studies on blood-group serology].
mesh_terms: D001789:Blood Group Antigens / Q000276:immunology*; D001788:Blood Grouping and Crossmatching / Q000379:methods; D006801:Humans; D012015:Reference Standards; D012699:Serology / Q000193:education
chemical_list: D001789:Blood Group Antigens
vernacular_title: Ergebnisse wiederholter blutgruppen-serologischer Kontrolluntersuchungen.