title: The Oh (Bombay group) phenotype--a case report.
mesh_terms: D000328:Adult; D001789:Blood Group Antigens; D001804:Blood Transfusion, Autologous; D004381:Duodenal Ulcer / Q000601:surgery; D006801:Humans; D008297:Male; D010641:Phenotype
chemical_list: D001789:Blood Group Antigens